2179530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:471

約数の個数: 48

約数和(自身を含む): 5774184

約数和(自身を除く): 3594654

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 397, 549, 610, 794, 915, 1098, 1191, 1830, 1985, 2382, 2745, 3573, 3970, 5490, 5955, 7146, 11910, 17865, 24217, 35730, 48434, 72651, 121085, 145302, 217953, 242170, 363255, 435906, 726510, 1089765, 2179530]

約数ペア:

[(1, 2179530), (2, 1089765), (3, 726510), (5, 435906), (6, 363255), (9, 242170), (10, 217953), (15, 145302), (18, 121085), (30, 72651), (45, 48434), (61, 35730), (90, 24217), (122, 17865), (183, 11910), (305, 7146), (366, 5955), (397, 5490), (549, 3970), (610, 3573), (794, 2745), (915, 2382), (1098, 1985), (1191, 1830)]