1806331390

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{229}}^1$

素因数の和:557

約数の個数: 64

約数和(自身を含む): 3386122560

約数和(自身を除く): 1579791170

約数列:

[1, 2, 5, 10, 61, 67, 122, 134, 193, 229, 305, 335, 386, 458, 610, 670, 965, 1145, 1930, 2290, 4087, 8174, 11773, 12931, 13969, 15343, 20435, 23546, 25862, 27938, 30686, 40870, 44197, 58865, 64655, 69845, 76715, 88394, 117730, 129310, 139690, 153430, 220985, 441970, 788791, 935923, 1577582, 1871846, 2696017, 2961199, 3943955, 4679615, 5392034, 5922398, 7887910, 9359230, 13480085, 14805995, 26960170, 29611990, 180633139, 361266278, 903165695, 1806331390]

約数ペア:

[(1, 1806331390), (2, 903165695), (5, 361266278), (10, 180633139), (61, 29611990), (67, 26960170), (122, 14805995), (134, 13480085), (193, 9359230), (229, 7887910), (305, 5922398), (335, 5392034), (386, 4679615), (458, 3943955), (610, 2961199), (670, 2696017), (965, 1871846), (1145, 1577582), (1930, 935923), (2290, 788791), (4087, 441970), (8174, 220985), (11773, 153430), (12931, 139690), (13969, 129310), (15343, 117730), (20435, 88394), (23546, 76715), (25862, 69845), (27938, 64655), (30686, 58865), (40870, 44197)]