5451970

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 10391040

約数和(自身を除く): 4939070

約数列:

[1, 2, 5, 10, 31, 43, 62, 86, 155, 215, 310, 409, 430, 818, 1333, 2045, 2666, 4090, 6665, 12679, 13330, 17587, 25358, 35174, 63395, 87935, 126790, 175870, 545197, 1090394, 2725985, 5451970]

約数ペア:

[(1, 5451970), (2, 2725985), (5, 1090394), (10, 545197), (31, 175870), (43, 126790), (62, 87935), (86, 63395), (155, 35174), (215, 25358), (310, 17587), (409, 13330), (430, 12679), (818, 6665), (1333, 4090), (2045, 2666)]