40490944

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1187}}^1$

素因数の和:1253

約数の個数: 56

約数和(自身を含む): 88715088

約数和(自身を除く): 48224144

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 164, 208, 328, 416, 533, 656, 832, 1066, 1187, 1312, 2132, 2374, 2624, 4264, 4748, 8528, 9496, 15431, 17056, 18992, 30862, 34112, 37984, 48667, 61724, 75968, 97334, 123448, 194668, 246896, 389336, 493792, 632671, 778672, 987584, 1265342, 1557344, 2530684, 3114688, 5061368, 10122736, 20245472, 40490944]

約数ペア:

[(1, 40490944), (2, 20245472), (4, 10122736), (8, 5061368), (13, 3114688), (16, 2530684), (26, 1557344), (32, 1265342), (41, 987584), (52, 778672), (64, 632671), (82, 493792), (104, 389336), (164, 246896), (208, 194668), (328, 123448), (416, 97334), (533, 75968), (656, 61724), (832, 48667), (1066, 37984), (1187, 34112), (1312, 30862), (2132, 18992), (2374, 17056), (2624, 15431), (4264, 9496), (4748, 8528)]