27506920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3169}}^1$

素因数の和:3218

約数の個数: 64

約数和(自身を含む): 73036800

約数和(自身を除く): 45529880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 3169, 4340, 6338, 8680, 12676, 15845, 22183, 25352, 31690, 44366, 63380, 88732, 98239, 110915, 126760, 177464, 196478, 221830, 392956, 443660, 491195, 687673, 785912, 887320, 982390, 1375346, 1964780, 2750692, 3438365, 3929560, 5501384, 6876730, 13753460, 27506920]

約数ペア:

[(1, 27506920), (2, 13753460), (4, 6876730), (5, 5501384), (7, 3929560), (8, 3438365), (10, 2750692), (14, 1964780), (20, 1375346), (28, 982390), (31, 887320), (35, 785912), (40, 687673), (56, 491195), (62, 443660), (70, 392956), (124, 221830), (140, 196478), (155, 177464), (217, 126760), (248, 110915), (280, 98239), (310, 88732), (434, 63380), (620, 44366), (868, 31690), (1085, 25352), (1240, 22183), (1736, 15845), (2170, 12676), (3169, 8680), (4340, 6338)]