40554808

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 89856000

約数和(自身を除く): 49301192

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 89, 103, 158, 178, 206, 316, 356, 412, 553, 623, 632, 712, 721, 824, 1106, 1246, 1442, 2212, 2492, 2884, 4424, 4984, 5768, 7031, 8137, 9167, 14062, 16274, 18334, 28124, 32548, 36668, 49217, 56248, 56959, 64169, 65096, 73336, 98434, 113918, 128338, 196868, 227836, 256676, 393736, 455672, 513352, 724193, 1448386, 2896772, 5069351, 5793544, 10138702, 20277404, 40554808]

約数ペア:

[(1, 40554808), (2, 20277404), (4, 10138702), (7, 5793544), (8, 5069351), (14, 2896772), (28, 1448386), (56, 724193), (79, 513352), (89, 455672), (103, 393736), (158, 256676), (178, 227836), (206, 196868), (316, 128338), (356, 113918), (412, 98434), (553, 73336), (623, 65096), (632, 64169), (712, 56959), (721, 56248), (824, 49217), (1106, 36668), (1246, 32548), (1442, 28124), (2212, 18334), (2492, 16274), (2884, 14062), (4424, 9167), (4984, 8137), (5768, 7031)]