40904552

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 86682960

約数和(自身を除く): 45778408

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 53, 82, 104, 106, 164, 181, 212, 328, 362, 424, 533, 689, 724, 1066, 1378, 1448, 2132, 2173, 2353, 2756, 4264, 4346, 4706, 5512, 7421, 8692, 9412, 9593, 14842, 17384, 18824, 19186, 28249, 29684, 38372, 56498, 59368, 76744, 96473, 112996, 124709, 192946, 225992, 249418, 385892, 393313, 498836, 771784, 786626, 997672, 1573252, 3146504, 5113069, 10226138, 20452276, 40904552]

約数ペア:

[(1, 40904552), (2, 20452276), (4, 10226138), (8, 5113069), (13, 3146504), (26, 1573252), (41, 997672), (52, 786626), (53, 771784), (82, 498836), (104, 393313), (106, 385892), (164, 249418), (181, 225992), (212, 192946), (328, 124709), (362, 112996), (424, 96473), (533, 76744), (689, 59368), (724, 56498), (1066, 38372), (1378, 29684), (1448, 28249), (2132, 19186), (2173, 18824), (2353, 17384), (2756, 14842), (4264, 9593), (4346, 9412), (4706, 8692), (5512, 7421)]