4915980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{881}}^1$

素因数の和:927

約数の個数: 72

約数和(自身を含む): 15410304

約数和(自身を除く): 10494324

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, 881, 930, 1116, 1395, 1762, 1860, 2643, 2790, 3524, 4405, 5286, 5580, 7929, 8810, 10572, 13215, 15858, 17620, 26430, 27311, 31716, 39645, 52860, 54622, 79290, 81933, 109244, 136555, 158580, 163866, 245799, 273110, 327732, 409665, 491598, 546220, 819330, 983196, 1228995, 1638660, 2457990, 4915980]

約数ペア:

[(1, 4915980), (2, 2457990), (3, 1638660), (4, 1228995), (5, 983196), (6, 819330), (9, 546220), (10, 491598), (12, 409665), (15, 327732), (18, 273110), (20, 245799), (30, 163866), (31, 158580), (36, 136555), (45, 109244), (60, 81933), (62, 79290), (90, 54622), (93, 52860), (124, 39645), (155, 31716), (180, 27311), (186, 26430), (279, 17620), (310, 15858), (372, 13215), (465, 10572), (558, 8810), (620, 7929), (881, 5580), (930, 5286), (1116, 4405), (1395, 3524), (1762, 2790), (1860, 2643)]