2311290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:495

約数の個数: 48

約数和(自身を含む): 6122376

約数和(自身を除く): 3811086

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 421, 549, 610, 842, 915, 1098, 1263, 1830, 2105, 2526, 2745, 3789, 4210, 5490, 6315, 7578, 12630, 18945, 25681, 37890, 51362, 77043, 128405, 154086, 231129, 256810, 385215, 462258, 770430, 1155645, 2311290]

約数ペア:

[(1, 2311290), (2, 1155645), (3, 770430), (5, 462258), (6, 385215), (9, 256810), (10, 231129), (15, 154086), (18, 128405), (30, 77043), (45, 51362), (61, 37890), (90, 25681), (122, 18945), (183, 12630), (305, 7578), (366, 6315), (421, 5490), (549, 4210), (610, 3789), (842, 2745), (915, 2526), (1098, 2105), (1263, 1830)]