20235526770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{443}}^1$

素因数の和:840

約数の個数: 128

約数和(自身を含む): 50130938880

約数和(自身を除く): 29895412110

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 118, 131, 177, 197, 262, 295, 354, 393, 394, 443, 590, 591, 655, 786, 885, 886, 985, 1182, 1310, 1329, 1770, 1965, 1970, 2215, 2658, 2955, 3930, 4430, 5910, 6645, 7729, 11623, 13290, 15458, 23187, 23246, 25807, 26137, 34869, 38645, 46374, 51614, 52274, 58033, 58115, 69738, 77290, 77421, 78411, 87271, 115935, 116066, 116230, 129035, 130685, 154842, 156822, 174099, 174345, 174542, 231870, 258070, 261370, 261813, 290165, 348198, 348690, 387105, 392055, 436355, 523626, 580330, 774210, 784110, 870495, 872710, 1309065, 1522613, 1740990, 2618130, 3045226, 3423947, 4567839, 5148989, 6847894, 7613065, 9135678, 10271841, 10297978, 11432501, 15226130, 15446967, 17119735, 20543682, 22839195, 22865002, 25744945, 30893934, 34239470, 34297503, 45678390, 51359205, 51489890, 57162505, 68595006, 77234835, 102718410, 114325010, 154469670, 171487515, 342975030, 674517559, 1349035118, 2023552677, 3372587795, 4047105354, 6745175590, 10117763385, 20235526770]

約数ペア:

[(1, 20235526770), (2, 10117763385), (3, 6745175590), (5, 4047105354), (6, 3372587795), (10, 2023552677), (15, 1349035118), (30, 674517559), (59, 342975030), (118, 171487515), (131, 154469670), (177, 114325010), (197, 102718410), (262, 77234835), (295, 68595006), (354, 57162505), (393, 51489890), (394, 51359205), (443, 45678390), (590, 34297503), (591, 34239470), (655, 30893934), (786, 25744945), (885, 22865002), (886, 22839195), (985, 20543682), (1182, 17119735), (1310, 15446967), (1329, 15226130), (1770, 11432501), (1965, 10297978), (1970, 10271841), (2215, 9135678), (2658, 7613065), (2955, 6847894), (3930, 5148989), (4430, 4567839), (5910, 3423947), (6645, 3045226), (7729, 2618130), (11623, 1740990), (13290, 1522613), (15458, 1309065), (23187, 872710), (23246, 870495), (25807, 784110), (26137, 774210), (34869, 580330), (38645, 523626), (46374, 436355), (51614, 392055), (52274, 387105), (58033, 348690), (58115, 348198), (69738, 290165), (77290, 261813), (77421, 261370), (78411, 258070), (87271, 231870), (115935, 174542), (116066, 174345), (116230, 174099), (129035, 156822), (130685, 154842)]