40008748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 79944480

約数和(自身を除く): 39935732

約数列:

[1, 2, 4, 13, 26, 29, 43, 52, 58, 86, 116, 172, 377, 559, 617, 754, 1118, 1234, 1247, 1508, 2236, 2468, 2494, 4988, 8021, 16042, 16211, 17893, 26531, 32084, 32422, 35786, 53062, 64844, 71572, 106124, 232609, 344903, 465218, 689806, 769399, 930436, 1379612, 1538798, 3077596, 10002187, 20004374, 40008748]

約数ペア:

[(1, 40008748), (2, 20004374), (4, 10002187), (13, 3077596), (26, 1538798), (29, 1379612), (43, 930436), (52, 769399), (58, 689806), (86, 465218), (116, 344903), (172, 232609), (377, 106124), (559, 71572), (617, 64844), (754, 53062), (1118, 35786), (1234, 32422), (1247, 32084), (1508, 26531), (2236, 17893), (2468, 16211), (2494, 16042), (4988, 8021)]