42228420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54139}}^1$

素因数の和:54164

約数の個数: 48

約数和(自身を含む): 127337280

約数和(自身を除く): 85108860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 54139, 108278, 162417, 216556, 270695, 324834, 541390, 649668, 703807, 812085, 1082780, 1407614, 1624170, 2111421, 2815228, 3248340, 3519035, 4222842, 7038070, 8445684, 10557105, 14076140, 21114210, 42228420]

約数ペア:

[(1, 42228420), (2, 21114210), (3, 14076140), (4, 10557105), (5, 8445684), (6, 7038070), (10, 4222842), (12, 3519035), (13, 3248340), (15, 2815228), (20, 2111421), (26, 1624170), (30, 1407614), (39, 1082780), (52, 812085), (60, 703807), (65, 649668), (78, 541390), (130, 324834), (156, 270695), (195, 216556), (260, 162417), (390, 108278), (780, 54139)]