47216620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 110602800

約数和(自身を除く): 63386180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 121, 179, 218, 220, 242, 358, 436, 484, 545, 605, 716, 895, 1090, 1199, 1210, 1790, 1969, 2180, 2398, 2420, 3580, 3938, 4796, 5995, 7876, 9845, 11990, 13189, 19511, 19690, 21659, 23980, 26378, 39022, 39380, 43318, 52756, 65945, 78044, 86636, 97555, 108295, 131890, 195110, 214621, 216590, 263780, 390220, 429242, 433180, 858484, 1073105, 2146210, 2360831, 4292420, 4721662, 9443324, 11804155, 23608310, 47216620]

約数ペア:

[(1, 47216620), (2, 23608310), (4, 11804155), (5, 9443324), (10, 4721662), (11, 4292420), (20, 2360831), (22, 2146210), (44, 1073105), (55, 858484), (109, 433180), (110, 429242), (121, 390220), (179, 263780), (218, 216590), (220, 214621), (242, 195110), (358, 131890), (436, 108295), (484, 97555), (545, 86636), (605, 78044), (716, 65945), (895, 52756), (1090, 43318), (1199, 39380), (1210, 39022), (1790, 26378), (1969, 23980), (2180, 21659), (2398, 19690), (2420, 19511), (3580, 13189), (3938, 11990), (4796, 9845), (5995, 7876)]