4489870

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1$

素因数の和:63

約数の個数: 80

約数和(自身を含む): 10890288

約数和(自身を除く): 6400418

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 49, 55, 70, 77, 85, 98, 110, 119, 154, 170, 187, 238, 245, 343, 374, 385, 490, 539, 595, 686, 770, 833, 935, 1078, 1190, 1309, 1666, 1715, 1870, 2401, 2618, 2695, 3430, 3773, 4165, 4802, 5390, 5831, 6545, 7546, 8330, 9163, 11662, 12005, 13090, 18326, 18865, 24010, 26411, 29155, 37730, 40817, 45815, 52822, 58310, 64141, 81634, 91630, 128282, 132055, 204085, 264110, 320705, 408170, 448987, 641410, 897974, 2244935, 4489870]

約数ペア:

[(1, 4489870), (2, 2244935), (5, 897974), (7, 641410), (10, 448987), (11, 408170), (14, 320705), (17, 264110), (22, 204085), (34, 132055), (35, 128282), (49, 91630), (55, 81634), (70, 64141), (77, 58310), (85, 52822), (98, 45815), (110, 40817), (119, 37730), (154, 29155), (170, 26411), (187, 24010), (238, 18865), (245, 18326), (343, 13090), (374, 12005), (385, 11662), (490, 9163), (539, 8330), (595, 7546), (686, 6545), (770, 5831), (833, 5390), (935, 4802), (1078, 4165), (1190, 3773), (1309, 3430), (1666, 2695), (1715, 2618), (1870, 2401)]