313979420

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{4421}}^1$

素因数の和:4550

約数の個数: 48

約数和(自身を含む): 681978528

約数和(自身を除く): 367999108

約数列:

[1, 2, 4, 5, 10, 20, 53, 67, 106, 134, 212, 265, 268, 335, 530, 670, 1060, 1340, 3551, 4421, 7102, 8842, 14204, 17684, 17755, 22105, 35510, 44210, 71020, 88420, 234313, 296207, 468626, 592414, 937252, 1171565, 1184828, 1481035, 2343130, 2962070, 4686260, 5924140, 15698971, 31397942, 62795884, 78494855, 156989710, 313979420]

約数ペア:

[(1, 313979420), (2, 156989710), (4, 78494855), (5, 62795884), (10, 31397942), (20, 15698971), (53, 5924140), (67, 4686260), (106, 2962070), (134, 2343130), (212, 1481035), (265, 1184828), (268, 1171565), (335, 937252), (530, 592414), (670, 468626), (1060, 296207), (1340, 234313), (3551, 88420), (4421, 71020), (7102, 44210), (8842, 35510), (14204, 22105), (17684, 17755)]