28475760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2011}}^1$

素因数の和:2086

約数の個数: 80

約数和(自身を含む): 89815680

約数和(自身を除く): 61339920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 59, 60, 80, 118, 120, 177, 236, 240, 295, 354, 472, 590, 708, 885, 944, 1180, 1416, 1770, 2011, 2360, 2832, 3540, 4022, 4720, 6033, 7080, 8044, 10055, 12066, 14160, 16088, 20110, 24132, 30165, 32176, 40220, 48264, 60330, 80440, 96528, 118649, 120660, 160880, 237298, 241320, 355947, 474596, 482640, 593245, 711894, 949192, 1186490, 1423788, 1779735, 1898384, 2372980, 2847576, 3559470, 4745960, 5695152, 7118940, 9491920, 14237880, 28475760]

約数ペア:

[(1, 28475760), (2, 14237880), (3, 9491920), (4, 7118940), (5, 5695152), (6, 4745960), (8, 3559470), (10, 2847576), (12, 2372980), (15, 1898384), (16, 1779735), (20, 1423788), (24, 1186490), (30, 949192), (40, 711894), (48, 593245), (59, 482640), (60, 474596), (80, 355947), (118, 241320), (120, 237298), (177, 160880), (236, 120660), (240, 118649), (295, 96528), (354, 80440), (472, 60330), (590, 48264), (708, 40220), (885, 32176), (944, 30165), (1180, 24132), (1416, 20110), (1770, 16088), (2011, 14160), (2360, 12066), (2832, 10055), (3540, 8044), (4022, 7080), (4720, 6033)]