40793240

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:732

約数の個数: 64

約数和(自身を含む): 96608160

約数和(自身を除く): 55814920

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 43, 74, 86, 148, 172, 185, 215, 296, 344, 370, 430, 641, 740, 860, 1282, 1480, 1591, 1720, 2564, 3182, 3205, 5128, 6364, 6410, 7955, 12728, 12820, 15910, 23717, 25640, 27563, 31820, 47434, 55126, 63640, 94868, 110252, 118585, 137815, 189736, 220504, 237170, 275630, 474340, 551260, 948680, 1019831, 1102520, 2039662, 4079324, 5099155, 8158648, 10198310, 20396620, 40793240]

約数ペア:

[(1, 40793240), (2, 20396620), (4, 10198310), (5, 8158648), (8, 5099155), (10, 4079324), (20, 2039662), (37, 1102520), (40, 1019831), (43, 948680), (74, 551260), (86, 474340), (148, 275630), (172, 237170), (185, 220504), (215, 189736), (296, 137815), (344, 118585), (370, 110252), (430, 94868), (641, 63640), (740, 55126), (860, 47434), (1282, 31820), (1480, 27563), (1591, 25640), (1720, 23717), (2564, 15910), (3182, 12820), (3205, 12728), (5128, 7955), (6364, 6410)]