2515660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 6549984

約数和(自身を除く): 4034324

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 151, 170, 196, 238, 245, 302, 340, 476, 490, 595, 604, 755, 833, 980, 1057, 1190, 1510, 1666, 2114, 2380, 2567, 3020, 3332, 4165, 4228, 5134, 5285, 7399, 8330, 10268, 10570, 12835, 14798, 16660, 17969, 21140, 25670, 29596, 35938, 36995, 51340, 71876, 73990, 89845, 125783, 147980, 179690, 251566, 359380, 503132, 628915, 1257830, 2515660]

約数ペア:

[(1, 2515660), (2, 1257830), (4, 628915), (5, 503132), (7, 359380), (10, 251566), (14, 179690), (17, 147980), (20, 125783), (28, 89845), (34, 73990), (35, 71876), (49, 51340), (68, 36995), (70, 35938), (85, 29596), (98, 25670), (119, 21140), (140, 17969), (151, 16660), (170, 14798), (196, 12835), (238, 10570), (245, 10268), (302, 8330), (340, 7399), (476, 5285), (490, 5134), (595, 4228), (604, 4165), (755, 3332), (833, 3020), (980, 2567), (1057, 2380), (1190, 2114), (1510, 1666)]