1885558880

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{12263}}^1$

素因数の和:12340

約数の個数: 72

約数和(自身を含む): 4603341456

約数和(自身を除く): 2717782576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 961, 992, 1240, 1922, 2480, 3844, 4805, 4960, 7688, 9610, 12263, 15376, 19220, 24526, 30752, 38440, 49052, 61315, 76880, 98104, 122630, 153760, 196208, 245260, 380153, 392416, 490520, 760306, 981040, 1520612, 1900765, 1962080, 3041224, 3801530, 6082448, 7603060, 11784743, 12164896, 15206120, 23569486, 30412240, 47138972, 58923715, 60824480, 94277944, 117847430, 188555888, 235694860, 377111776, 471389720, 942779440, 1885558880]

約数ペア:

[(1, 1885558880), (2, 942779440), (4, 471389720), (5, 377111776), (8, 235694860), (10, 188555888), (16, 117847430), (20, 94277944), (31, 60824480), (32, 58923715), (40, 47138972), (62, 30412240), (80, 23569486), (124, 15206120), (155, 12164896), (160, 11784743), (248, 7603060), (310, 6082448), (496, 3801530), (620, 3041224), (961, 1962080), (992, 1900765), (1240, 1520612), (1922, 981040), (2480, 760306), (3844, 490520), (4805, 392416), (4960, 380153), (7688, 245260), (9610, 196208), (12263, 153760), (15376, 122630), (19220, 98104), (24526, 76880), (30752, 61315), (38440, 49052)]