28048750

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{1181}}^1$

素因数の和:1222

約数の個数: 40

約数和(自身を含む): 55388520

約数和(自身を除く): 27339770

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 625, 950, 1181, 1250, 2362, 2375, 4750, 5905, 11810, 11875, 22439, 23750, 29525, 44878, 59050, 112195, 147625, 224390, 295250, 560975, 738125, 1121950, 1476250, 2804875, 5609750, 14024375, 28048750]

約数ペア:

[(1, 28048750), (2, 14024375), (5, 5609750), (10, 2804875), (19, 1476250), (25, 1121950), (38, 738125), (50, 560975), (95, 295250), (125, 224390), (190, 147625), (250, 112195), (475, 59050), (625, 44878), (950, 29525), (1181, 23750), (1250, 22439), (2362, 11875), (2375, 11810), (4750, 5905)]