276519980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{12203}}^1$

素因数の和:12326

約数の個数: 48

約数和(自身を含む): 639684864

約数和(自身を除く): 363164884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 206, 220, 412, 515, 1030, 1133, 2060, 2266, 4532, 5665, 11330, 12203, 22660, 24406, 48812, 61015, 122030, 134233, 244060, 268466, 536932, 671165, 1256909, 1342330, 2513818, 2684660, 5027636, 6284545, 12569090, 13825999, 25138180, 27651998, 55303996, 69129995, 138259990, 276519980]

約数ペア:

[(1, 276519980), (2, 138259990), (4, 69129995), (5, 55303996), (10, 27651998), (11, 25138180), (20, 13825999), (22, 12569090), (44, 6284545), (55, 5027636), (103, 2684660), (110, 2513818), (206, 1342330), (220, 1256909), (412, 671165), (515, 536932), (1030, 268466), (1133, 244060), (2060, 134233), (2266, 122030), (4532, 61015), (5665, 48812), (11330, 24406), (12203, 22660)]