40778790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{104561}}^1$

素因数の和:104584

約数の個数: 32

約数和(自身を含む): 105398496

約数和(自身を除く): 64619706

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 104561, 209122, 313683, 522805, 627366, 1045610, 1359293, 1568415, 2718586, 3136830, 4077879, 6796465, 8155758, 13592930, 20389395, 40778790]

約数ペア:

[(1, 40778790), (2, 20389395), (3, 13592930), (5, 8155758), (6, 6796465), (10, 4077879), (13, 3136830), (15, 2718586), (26, 1568415), (30, 1359293), (39, 1045610), (65, 627366), (78, 522805), (130, 313683), (195, 209122), (390, 104561)]