271399420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{23039}}^1$

素因数の和:23098

約数の個数: 48

約数和(自身を含む): 619315200

約数和(自身を除く): 347915780

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890, 11780, 23039, 46078, 92156, 115195, 230390, 437741, 460780, 714209, 875482, 1428418, 1750964, 2188705, 2856836, 3571045, 4377410, 7142090, 8754820, 13569971, 14284180, 27139942, 54279884, 67849855, 135699710, 271399420]

約数ペア:

[(1, 271399420), (2, 135699710), (4, 67849855), (5, 54279884), (10, 27139942), (19, 14284180), (20, 13569971), (31, 8754820), (38, 7142090), (62, 4377410), (76, 3571045), (95, 2856836), (124, 2188705), (155, 1750964), (190, 1428418), (310, 875482), (380, 714209), (589, 460780), (620, 437741), (1178, 230390), (2356, 115195), (2945, 92156), (5890, 46078), (11780, 23039)]