40720372

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:158

約数の個数: 108

約数和(自身を含む): 97431012

約数和(自身を除く): 56710640

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 49, 68, 77, 98, 101, 119, 121, 154, 187, 196, 202, 238, 242, 308, 374, 404, 476, 484, 539, 707, 748, 833, 847, 1078, 1111, 1309, 1414, 1666, 1694, 1717, 2057, 2156, 2222, 2618, 2828, 3332, 3388, 3434, 4114, 4444, 4949, 5236, 5929, 6868, 7777, 8228, 9163, 9898, 11858, 12019, 12221, 14399, 15554, 18326, 18887, 19796, 23716, 24038, 24442, 28798, 31108, 36652, 37774, 48076, 48884, 54439, 57596, 75548, 84133, 85547, 100793, 108878, 132209, 168266, 171094, 201586, 207757, 217756, 264418, 336532, 342188, 403172, 415514, 528836, 598829, 831028, 925463, 1197658, 1454299, 1850926, 2395316, 2908598, 3701852, 5817196, 10180093, 20360186, 40720372]

約数ペア:

[(1, 40720372), (2, 20360186), (4, 10180093), (7, 5817196), (11, 3701852), (14, 2908598), (17, 2395316), (22, 1850926), (28, 1454299), (34, 1197658), (44, 925463), (49, 831028), (68, 598829), (77, 528836), (98, 415514), (101, 403172), (119, 342188), (121, 336532), (154, 264418), (187, 217756), (196, 207757), (202, 201586), (238, 171094), (242, 168266), (308, 132209), (374, 108878), (404, 100793), (476, 85547), (484, 84133), (539, 75548), (707, 57596), (748, 54439), (833, 48884), (847, 48076), (1078, 37774), (1111, 36652), (1309, 31108), (1414, 28798), (1666, 24442), (1694, 24038), (1717, 23716), (2057, 19796), (2156, 18887), (2222, 18326), (2618, 15554), (2828, 14399), (3332, 12221), (3388, 12019), (3434, 11858), (4114, 9898), (4444, 9163), (4949, 8228), (5236, 7777), (5929, 6868)]