17380120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:508

約数の個数: 64

約数和(自身を含む): 42184800

約数和(自身を除く): 24804680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 244, 305, 340, 419, 488, 610, 680, 838, 1037, 1220, 1676, 2074, 2095, 2440, 3352, 4148, 4190, 5185, 7123, 8296, 8380, 10370, 14246, 16760, 20740, 25559, 28492, 35615, 41480, 51118, 56984, 71230, 102236, 127795, 142460, 204472, 255590, 284920, 434503, 511180, 869006, 1022360, 1738012, 2172515, 3476024, 4345030, 8690060, 17380120]

約数ペア:

[(1, 17380120), (2, 8690060), (4, 4345030), (5, 3476024), (8, 2172515), (10, 1738012), (17, 1022360), (20, 869006), (34, 511180), (40, 434503), (61, 284920), (68, 255590), (85, 204472), (122, 142460), (136, 127795), (170, 102236), (244, 71230), (305, 56984), (340, 51118), (419, 41480), (488, 35615), (610, 28492), (680, 25559), (838, 20740), (1037, 16760), (1220, 14246), (1676, 10370), (2074, 8380), (2095, 8296), (2440, 7123), (3352, 5185), (4148, 4190)]