70040840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{587}}^1$

素因数の和:774

約数の個数: 64

約数和(自身を含む): 167227200

約数和(自身を除く): 97186360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 157, 190, 314, 380, 587, 628, 760, 785, 1174, 1256, 1570, 2348, 2935, 2983, 3140, 4696, 5870, 5966, 6280, 11153, 11740, 11932, 14915, 22306, 23480, 23864, 29830, 44612, 55765, 59660, 89224, 92159, 111530, 119320, 184318, 223060, 368636, 446120, 460795, 737272, 921590, 1751021, 1843180, 3502042, 3686360, 7004084, 8755105, 14008168, 17510210, 35020420, 70040840]

約数ペア:

[(1, 70040840), (2, 35020420), (4, 17510210), (5, 14008168), (8, 8755105), (10, 7004084), (19, 3686360), (20, 3502042), (38, 1843180), (40, 1751021), (76, 921590), (95, 737272), (152, 460795), (157, 446120), (190, 368636), (314, 223060), (380, 184318), (587, 119320), (628, 111530), (760, 92159), (785, 89224), (1174, 59660), (1256, 55765), (1570, 44612), (2348, 29830), (2935, 23864), (2983, 23480), (3140, 22306), (4696, 14915), (5870, 11932), (5966, 11740), (6280, 11153)]