16700120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{599}}^1$

素因数の和:668

約数の個数: 64

約数和(自身を含む): 40824000

約数和(自身を除く): 24123880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 599, 680, 697, 820, 1198, 1394, 1640, 2396, 2788, 2995, 3485, 4792, 5576, 5990, 6970, 10183, 11980, 13940, 20366, 23960, 24559, 27880, 40732, 49118, 50915, 81464, 98236, 101830, 122795, 196472, 203660, 245590, 407320, 417503, 491180, 835006, 982360, 1670012, 2087515, 3340024, 4175030, 8350060, 16700120]

約数ペア:

[(1, 16700120), (2, 8350060), (4, 4175030), (5, 3340024), (8, 2087515), (10, 1670012), (17, 982360), (20, 835006), (34, 491180), (40, 417503), (41, 407320), (68, 245590), (82, 203660), (85, 196472), (136, 122795), (164, 101830), (170, 98236), (205, 81464), (328, 50915), (340, 49118), (410, 40732), (599, 27880), (680, 24559), (697, 23960), (820, 20366), (1198, 13940), (1394, 11980), (1640, 10183), (2396, 6970), (2788, 5990), (2995, 5576), (3485, 4792)]