28673140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{449}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 62899200

約数和(自身を除く): 34226060

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 103, 124, 155, 206, 310, 412, 449, 515, 620, 898, 1030, 1796, 2060, 2245, 3193, 4490, 6386, 8980, 12772, 13919, 15965, 27838, 31930, 46247, 55676, 63860, 69595, 92494, 139190, 184988, 231235, 278380, 462470, 924940, 1433657, 2867314, 5734628, 7168285, 14336570, 28673140]

約数ペア:

[(1, 28673140), (2, 14336570), (4, 7168285), (5, 5734628), (10, 2867314), (20, 1433657), (31, 924940), (62, 462470), (103, 278380), (124, 231235), (155, 184988), (206, 139190), (310, 92494), (412, 69595), (449, 63860), (515, 55676), (620, 46247), (898, 31930), (1030, 27838), (1796, 15965), (2060, 13919), (2245, 12772), (3193, 8980), (4490, 6386)]