31456480

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:380

約数の個数: 96

約数和(自身を含む): 82682208

約数和(自身を除く): 51225728

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 61, 80, 88, 110, 122, 160, 176, 220, 244, 293, 305, 352, 440, 488, 586, 610, 671, 880, 976, 1172, 1220, 1342, 1465, 1760, 1952, 2344, 2440, 2684, 2930, 3223, 3355, 4688, 4880, 5368, 5860, 6446, 6710, 9376, 9760, 10736, 11720, 12892, 13420, 16115, 17873, 21472, 23440, 25784, 26840, 32230, 35746, 46880, 51568, 53680, 64460, 71492, 89365, 103136, 107360, 128920, 142984, 178730, 196603, 257840, 285968, 357460, 393206, 515680, 571936, 714920, 786412, 983015, 1429840, 1572824, 1966030, 2859680, 3145648, 3932060, 6291296, 7864120, 15728240, 31456480]

約数ペア:

[(1, 31456480), (2, 15728240), (4, 7864120), (5, 6291296), (8, 3932060), (10, 3145648), (11, 2859680), (16, 1966030), (20, 1572824), (22, 1429840), (32, 983015), (40, 786412), (44, 714920), (55, 571936), (61, 515680), (80, 393206), (88, 357460), (110, 285968), (122, 257840), (160, 196603), (176, 178730), (220, 142984), (244, 128920), (293, 107360), (305, 103136), (352, 89365), (440, 71492), (488, 64460), (586, 53680), (610, 51568), (671, 46880), (880, 35746), (976, 32230), (1172, 26840), (1220, 25784), (1342, 23440), (1465, 21472), (1760, 17873), (1952, 16115), (2344, 13420), (2440, 12892), (2684, 11720), (2930, 10736), (3223, 9760), (3355, 9376), (4688, 6710), (4880, 6446), (5368, 5860)]