84212180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{17047}}^1$

素因数の和:17088

約数の個数: 48

約数和(自身を含む): 200484480

約数和(自身を除く): 116272300

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 17047, 34094, 68188, 85235, 170470, 221611, 323893, 340940, 443222, 647786, 886444, 1108055, 1295572, 1619465, 2216110, 3238930, 4210609, 4432220, 6477860, 8421218, 16842436, 21053045, 42106090, 84212180]

約数ペア:

[(1, 84212180), (2, 42106090), (4, 21053045), (5, 16842436), (10, 8421218), (13, 6477860), (19, 4432220), (20, 4210609), (26, 3238930), (38, 2216110), (52, 1619465), (65, 1295572), (76, 1108055), (95, 886444), (130, 647786), (190, 443222), (247, 340940), (260, 323893), (380, 221611), (494, 170470), (988, 85235), (1235, 68188), (2470, 34094), (4940, 17047)]