17561680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 44528400

約数和(自身を除く): 26966720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 37, 40, 68, 74, 80, 85, 136, 148, 170, 185, 272, 296, 340, 349, 370, 592, 629, 680, 698, 740, 1258, 1360, 1396, 1480, 1745, 2516, 2792, 2960, 3145, 3490, 5032, 5584, 5933, 6290, 6980, 10064, 11866, 12580, 12913, 13960, 23732, 25160, 25826, 27920, 29665, 47464, 50320, 51652, 59330, 64565, 94928, 103304, 118660, 129130, 206608, 219521, 237320, 258260, 439042, 474640, 516520, 878084, 1033040, 1097605, 1756168, 2195210, 3512336, 4390420, 8780840, 17561680]

約数ペア:

[(1, 17561680), (2, 8780840), (4, 4390420), (5, 3512336), (8, 2195210), (10, 1756168), (16, 1097605), (17, 1033040), (20, 878084), (34, 516520), (37, 474640), (40, 439042), (68, 258260), (74, 237320), (80, 219521), (85, 206608), (136, 129130), (148, 118660), (170, 103304), (185, 94928), (272, 64565), (296, 59330), (340, 51652), (349, 50320), (370, 47464), (592, 29665), (629, 27920), (680, 25826), (698, 25160), (740, 23732), (1258, 13960), (1360, 12913), (1396, 12580), (1480, 11866), (1745, 10064), (2516, 6980), (2792, 6290), (2960, 5933), (3145, 5584), (3490, 5032)]