2182460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 5688144

約数和(自身を除く): 3505684

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 131, 140, 170, 196, 238, 245, 262, 340, 476, 490, 524, 595, 655, 833, 917, 980, 1190, 1310, 1666, 1834, 2227, 2380, 2620, 3332, 3668, 4165, 4454, 4585, 6419, 8330, 8908, 9170, 11135, 12838, 15589, 16660, 18340, 22270, 25676, 31178, 32095, 44540, 62356, 64190, 77945, 109123, 128380, 155890, 218246, 311780, 436492, 545615, 1091230, 2182460]

約数ペア:

[(1, 2182460), (2, 1091230), (4, 545615), (5, 436492), (7, 311780), (10, 218246), (14, 155890), (17, 128380), (20, 109123), (28, 77945), (34, 64190), (35, 62356), (49, 44540), (68, 32095), (70, 31178), (85, 25676), (98, 22270), (119, 18340), (131, 16660), (140, 15589), (170, 12838), (196, 11135), (238, 9170), (245, 8908), (262, 8330), (340, 6419), (476, 4585), (490, 4454), (524, 4165), (595, 3668), (655, 3332), (833, 2620), (917, 2380), (980, 2227), (1190, 1834), (1310, 1666)]