3958900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 9686880

約数和(自身を除く): 5727980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 59, 61, 100, 110, 118, 122, 220, 236, 244, 275, 295, 305, 550, 590, 610, 649, 671, 1100, 1180, 1220, 1298, 1342, 1475, 1525, 2596, 2684, 2950, 3050, 3245, 3355, 3599, 5900, 6100, 6490, 6710, 7198, 12980, 13420, 14396, 16225, 16775, 17995, 32450, 33550, 35990, 39589, 64900, 67100, 71980, 79178, 89975, 158356, 179950, 197945, 359900, 395890, 791780, 989725, 1979450, 3958900]

約数ペア:

[(1, 3958900), (2, 1979450), (4, 989725), (5, 791780), (10, 395890), (11, 359900), (20, 197945), (22, 179950), (25, 158356), (44, 89975), (50, 79178), (55, 71980), (59, 67100), (61, 64900), (100, 39589), (110, 35990), (118, 33550), (122, 32450), (220, 17995), (236, 16775), (244, 16225), (275, 14396), (295, 13420), (305, 12980), (550, 7198), (590, 6710), (610, 6490), (649, 6100), (671, 5900), (1100, 3599), (1180, 3355), (1220, 3245), (1298, 3050), (1342, 2950), (1475, 2684), (1525, 2596)]