1720341240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{20747}}^1$

素因数の和:21452

約数の個数: 64

約数和(自身を含む): 5168741760

約数和(自身を除く): 3448400520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 691, 1382, 2073, 2764, 3455, 4146, 5528, 6910, 8292, 10365, 13820, 16584, 20730, 20747, 27640, 41460, 41494, 62241, 82920, 82988, 103735, 124482, 165976, 207470, 248964, 311205, 414940, 497928, 622410, 829880, 1244820, 2489640, 14336177, 28672354, 43008531, 57344708, 71680885, 86017062, 114689416, 143361770, 172034124, 215042655, 286723540, 344068248, 430085310, 573447080, 860170620, 1720341240]

約数ペア:

[(1, 1720341240), (2, 860170620), (3, 573447080), (4, 430085310), (5, 344068248), (6, 286723540), (8, 215042655), (10, 172034124), (12, 143361770), (15, 114689416), (20, 86017062), (24, 71680885), (30, 57344708), (40, 43008531), (60, 28672354), (120, 14336177), (691, 2489640), (1382, 1244820), (2073, 829880), (2764, 622410), (3455, 497928), (4146, 414940), (5528, 311205), (6910, 248964), (8292, 207470), (10365, 165976), (13820, 124482), (16584, 103735), (20730, 82988), (20747, 82920), (27640, 62241), (41460, 41494)]