2039640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{739}}^1$

素因数の和:776

約数の個数: 64

約数和(自身を含む): 6393600

約数和(自身を除く): 4353960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 739, 920, 1380, 1478, 2217, 2760, 2956, 3695, 4434, 5912, 7390, 8868, 11085, 14780, 16997, 17736, 22170, 29560, 33994, 44340, 50991, 67988, 84985, 88680, 101982, 135976, 169970, 203964, 254955, 339940, 407928, 509910, 679880, 1019820, 2039640]

約数ペア:

[(1, 2039640), (2, 1019820), (3, 679880), (4, 509910), (5, 407928), (6, 339940), (8, 254955), (10, 203964), (12, 169970), (15, 135976), (20, 101982), (23, 88680), (24, 84985), (30, 67988), (40, 50991), (46, 44340), (60, 33994), (69, 29560), (92, 22170), (115, 17736), (120, 16997), (138, 14780), (184, 11085), (230, 8868), (276, 7390), (345, 5912), (460, 4434), (552, 3695), (690, 2956), (739, 2760), (920, 2217), (1380, 1478)]