2857530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:471

約数の個数: 64

約数和(自身を含む): 7838208

約数和(自身を除く): 4980678

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 431, 442, 510, 663, 862, 1105, 1293, 1326, 2155, 2210, 2586, 3315, 4310, 5603, 6465, 6630, 7327, 11206, 12930, 14654, 16809, 21981, 28015, 33618, 36635, 43962, 56030, 73270, 84045, 95251, 109905, 168090, 190502, 219810, 285753, 476255, 571506, 952510, 1428765, 2857530]

約数ペア:

[(1, 2857530), (2, 1428765), (3, 952510), (5, 571506), (6, 476255), (10, 285753), (13, 219810), (15, 190502), (17, 168090), (26, 109905), (30, 95251), (34, 84045), (39, 73270), (51, 56030), (65, 43962), (78, 36635), (85, 33618), (102, 28015), (130, 21981), (170, 16809), (195, 14654), (221, 12930), (255, 11206), (390, 7327), (431, 6630), (442, 6465), (510, 5603), (663, 4310), (862, 3315), (1105, 2586), (1293, 2210), (1326, 2155)]