20138078000

素因数分解:

$2^4\times 5^3\times {\mathrm{227}}^1\times {\mathrm{44357}}^1$

素因数の和:44607

約数の個数: 80

約数和(自身を含む): 48909485664

約数和(自身を除く): 28771407664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 227, 250, 400, 454, 500, 908, 1000, 1135, 1816, 2000, 2270, 3632, 4540, 5675, 9080, 11350, 18160, 22700, 28375, 44357, 45400, 56750, 88714, 90800, 113500, 177428, 221785, 227000, 354856, 443570, 454000, 709712, 887140, 1108925, 1774280, 2217850, 3548560, 4435700, 5544625, 8871400, 10069039, 11089250, 17742800, 20138078, 22178500, 40276156, 44357000, 50345195, 80552312, 88714000, 100690390, 161104624, 201380780, 251725975, 402761560, 503451950, 805523120, 1006903900, 1258629875, 2013807800, 2517259750, 4027615600, 5034519500, 10069039000, 20138078000]

約数ペア:

[(1, 20138078000), (2, 10069039000), (4, 5034519500), (5, 4027615600), (8, 2517259750), (10, 2013807800), (16, 1258629875), (20, 1006903900), (25, 805523120), (40, 503451950), (50, 402761560), (80, 251725975), (100, 201380780), (125, 161104624), (200, 100690390), (227, 88714000), (250, 80552312), (400, 50345195), (454, 44357000), (500, 40276156), (908, 22178500), (1000, 20138078), (1135, 17742800), (1816, 11089250), (2000, 10069039), (2270, 8871400), (3632, 5544625), (4540, 4435700), (5675, 3548560), (9080, 2217850), (11350, 1774280), (18160, 1108925), (22700, 887140), (28375, 709712), (44357, 454000), (45400, 443570), (56750, 354856), (88714, 227000), (90800, 221785), (113500, 177428)]