2842390620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{509389}}^1$

素因数の和:509435

約数の個数: 72

約数和(自身を含む): 8900062080

約数和(自身を除く): 6057671460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 509389, 1018778, 1528167, 2037556, 2546945, 3056334, 4584501, 5093890, 6112668, 7640835, 9169002, 10187780, 15281670, 15791059, 18338004, 22922505, 30563340, 31582118, 45845010, 47373177, 63164236, 78955295, 91690020, 94746354, 142119531, 157910590, 189492708, 236865885, 284239062, 315821180, 473731770, 568478124, 710597655, 947463540, 1421195310, 2842390620]

約数ペア:

[(1, 2842390620), (2, 1421195310), (3, 947463540), (4, 710597655), (5, 568478124), (6, 473731770), (9, 315821180), (10, 284239062), (12, 236865885), (15, 189492708), (18, 157910590), (20, 142119531), (30, 94746354), (31, 91690020), (36, 78955295), (45, 63164236), (60, 47373177), (62, 45845010), (90, 31582118), (93, 30563340), (124, 22922505), (155, 18338004), (180, 15791059), (186, 15281670), (279, 10187780), (310, 9169002), (372, 7640835), (465, 6112668), (558, 5093890), (620, 4584501), (930, 3056334), (1116, 2546945), (1395, 2037556), (1860, 1528167), (2790, 1018778), (5580, 509389)]