20147796460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{71941}}^1$

素因数の和:72047

約数の個数: 96

約数和(自身を含む): 49311924480

約数和(自身を除く): 29164128020

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 67, 76, 95, 110, 134, 190, 209, 220, 268, 335, 380, 418, 670, 737, 836, 1045, 1273, 1340, 1474, 2090, 2546, 2948, 3685, 4180, 5092, 6365, 7370, 12730, 14003, 14740, 25460, 28006, 56012, 70015, 71941, 140030, 143882, 280060, 287764, 359705, 719410, 791351, 1366879, 1438820, 1582702, 2733758, 3165404, 3956755, 4820047, 5467516, 6834395, 7913510, 9640094, 13668790, 15035669, 15827020, 19280188, 24100235, 27337580, 30071338, 48200470, 53020517, 60142676, 75178345, 91580893, 96400940, 106041034, 150356690, 183161786, 212082068, 265102585, 300713380, 366323572, 457904465, 530205170, 915808930, 1007389823, 1060410340, 1831617860, 2014779646, 4029559292, 5036949115, 10073898230, 20147796460]

約数ペア:

[(1, 20147796460), (2, 10073898230), (4, 5036949115), (5, 4029559292), (10, 2014779646), (11, 1831617860), (19, 1060410340), (20, 1007389823), (22, 915808930), (38, 530205170), (44, 457904465), (55, 366323572), (67, 300713380), (76, 265102585), (95, 212082068), (110, 183161786), (134, 150356690), (190, 106041034), (209, 96400940), (220, 91580893), (268, 75178345), (335, 60142676), (380, 53020517), (418, 48200470), (670, 30071338), (737, 27337580), (836, 24100235), (1045, 19280188), (1273, 15827020), (1340, 15035669), (1474, 13668790), (2090, 9640094), (2546, 7913510), (2948, 6834395), (3685, 5467516), (4180, 4820047), (5092, 3956755), (6365, 3165404), (7370, 2733758), (12730, 1582702), (14003, 1438820), (14740, 1366879), (25460, 791351), (28006, 719410), (56012, 359705), (70015, 287764), (71941, 280060), (140030, 143882)]