1238963420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{25609}}^1$

素因数の和:25718

約数の個数: 48

約数和(自身を含む): 2710562400

約数和(自身を除く): 1471598980

約数列:

[1, 2, 4, 5, 10, 20, 41, 59, 82, 118, 164, 205, 236, 295, 410, 590, 820, 1180, 2419, 4838, 9676, 12095, 24190, 25609, 48380, 51218, 102436, 128045, 256090, 512180, 1049969, 1510931, 2099938, 3021862, 4199876, 5249845, 6043724, 7554655, 10499690, 15109310, 20999380, 30218620, 61948171, 123896342, 247792684, 309740855, 619481710, 1238963420]

約数ペア:

[(1, 1238963420), (2, 619481710), (4, 309740855), (5, 247792684), (10, 123896342), (20, 61948171), (41, 30218620), (59, 20999380), (82, 15109310), (118, 10499690), (164, 7554655), (205, 6043724), (236, 5249845), (295, 4199876), (410, 3021862), (590, 2099938), (820, 1510931), (1180, 1049969), (2419, 512180), (4838, 256090), (9676, 128045), (12095, 102436), (24190, 51218), (25609, 48380)]