40613420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{773}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 88941888

約数和(自身を除く): 48328468

約数列:

[1, 2, 4, 5, 10, 20, 37, 71, 74, 142, 148, 185, 284, 355, 370, 710, 740, 773, 1420, 1546, 2627, 3092, 3865, 5254, 7730, 10508, 13135, 15460, 26270, 28601, 52540, 54883, 57202, 109766, 114404, 143005, 219532, 274415, 286010, 548830, 572020, 1097660, 2030671, 4061342, 8122684, 10153355, 20306710, 40613420]

約数ペア:

[(1, 40613420), (2, 20306710), (4, 10153355), (5, 8122684), (10, 4061342), (20, 2030671), (37, 1097660), (71, 572020), (74, 548830), (142, 286010), (148, 274415), (185, 219532), (284, 143005), (355, 114404), (370, 109766), (710, 57202), (740, 54883), (773, 52540), (1420, 28601), (1546, 26270), (2627, 15460), (3092, 13135), (3865, 10508), (5254, 7730)]