55722440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{467}}^1$

素因数の和:654

約数の個数: 64

約数和(自身を含む): 133099200

約数和(自身を除く): 77376760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 157, 190, 314, 380, 467, 628, 760, 785, 934, 1256, 1570, 1868, 2335, 2983, 3140, 3736, 4670, 5966, 6280, 8873, 9340, 11932, 14915, 17746, 18680, 23864, 29830, 35492, 44365, 59660, 70984, 73319, 88730, 119320, 146638, 177460, 293276, 354920, 366595, 586552, 733190, 1393061, 1466380, 2786122, 2932760, 5572244, 6965305, 11144488, 13930610, 27861220, 55722440]

約数ペア:

[(1, 55722440), (2, 27861220), (4, 13930610), (5, 11144488), (8, 6965305), (10, 5572244), (19, 2932760), (20, 2786122), (38, 1466380), (40, 1393061), (76, 733190), (95, 586552), (152, 366595), (157, 354920), (190, 293276), (314, 177460), (380, 146638), (467, 119320), (628, 88730), (760, 73319), (785, 70984), (934, 59660), (1256, 44365), (1570, 35492), (1868, 29830), (2335, 23864), (2983, 18680), (3140, 17746), (3736, 14915), (4670, 11932), (5966, 9340), (6280, 8873)]