5289220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 12096000

約数和(自身を除く): 6806780

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 449, 589, 620, 898, 1178, 1796, 2245, 2356, 2945, 4490, 5890, 8531, 8980, 11780, 13919, 17062, 27838, 34124, 42655, 55676, 69595, 85310, 139190, 170620, 264461, 278380, 528922, 1057844, 1322305, 2644610, 5289220]

約数ペア:

[(1, 5289220), (2, 2644610), (4, 1322305), (5, 1057844), (10, 528922), (19, 278380), (20, 264461), (31, 170620), (38, 139190), (62, 85310), (76, 69595), (95, 55676), (124, 42655), (155, 34124), (190, 27838), (310, 17062), (380, 13919), (449, 11780), (589, 8980), (620, 8531), (898, 5890), (1178, 4490), (1796, 2945), (2245, 2356)]