28510380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17599}}^1$

素因数の和:17620

約数の個数: 60

約数和(自身を含む): 89443200

約数和(自身を除く): 60932820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 17599, 35198, 52797, 70396, 87995, 105594, 158391, 175990, 211188, 263985, 316782, 351980, 475173, 527970, 633564, 791955, 950346, 1055940, 1425519, 1583910, 1900692, 2375865, 2851038, 3167820, 4751730, 5702076, 7127595, 9503460, 14255190, 28510380]

約数ペア:

[(1, 28510380), (2, 14255190), (3, 9503460), (4, 7127595), (5, 5702076), (6, 4751730), (9, 3167820), (10, 2851038), (12, 2375865), (15, 1900692), (18, 1583910), (20, 1425519), (27, 1055940), (30, 950346), (36, 791955), (45, 633564), (54, 527970), (60, 475173), (81, 351980), (90, 316782), (108, 263985), (135, 211188), (162, 175990), (180, 158391), (270, 105594), (324, 87995), (405, 70396), (540, 52797), (810, 35198), (1620, 17599)]