1856140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1$

素因数の和:103

約数の個数: 72

約数和(自身を含む): 4692240

約数和(自身を除く): 2836100

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 59, 65, 110, 118, 121, 130, 143, 220, 236, 242, 260, 286, 295, 484, 572, 590, 605, 649, 715, 767, 1180, 1210, 1298, 1430, 1534, 1573, 2420, 2596, 2860, 3068, 3146, 3245, 3835, 6292, 6490, 7139, 7670, 7865, 8437, 12980, 14278, 15340, 15730, 16874, 28556, 31460, 33748, 35695, 42185, 71390, 84370, 92807, 142780, 168740, 185614, 371228, 464035, 928070, 1856140]

約数ペア:

[(1, 1856140), (2, 928070), (4, 464035), (5, 371228), (10, 185614), (11, 168740), (13, 142780), (20, 92807), (22, 84370), (26, 71390), (44, 42185), (52, 35695), (55, 33748), (59, 31460), (65, 28556), (110, 16874), (118, 15730), (121, 15340), (130, 14278), (143, 12980), (220, 8437), (236, 7865), (242, 7670), (260, 7139), (286, 6490), (295, 6292), (484, 3835), (572, 3245), (590, 3146), (605, 3068), (649, 2860), (715, 2596), (767, 2420), (1180, 1573), (1210, 1534), (1298, 1430)]