40486784

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{839}}^1$

素因数の和:895

約数の個数: 64

約数和(自身を含む): 89964000

約数和(自身を除く): 49477216

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 64, 104, 116, 128, 208, 232, 377, 416, 464, 754, 832, 839, 928, 1508, 1664, 1678, 1856, 3016, 3356, 3712, 6032, 6712, 10907, 12064, 13424, 21814, 24128, 24331, 26848, 43628, 48256, 48662, 53696, 87256, 97324, 107392, 174512, 194648, 316303, 349024, 389296, 632606, 698048, 778592, 1265212, 1396096, 1557184, 2530424, 3114368, 5060848, 10121696, 20243392, 40486784]

約数ペア:

[(1, 40486784), (2, 20243392), (4, 10121696), (8, 5060848), (13, 3114368), (16, 2530424), (26, 1557184), (29, 1396096), (32, 1265212), (52, 778592), (58, 698048), (64, 632606), (104, 389296), (116, 349024), (128, 316303), (208, 194648), (232, 174512), (377, 107392), (416, 97324), (464, 87256), (754, 53696), (832, 48662), (839, 48256), (928, 43628), (1508, 26848), (1664, 24331), (1678, 24128), (1856, 21814), (3016, 13424), (3356, 12064), (3712, 10907), (6032, 6712)]