20236520800

素因数分解:

$2^5\times 5^2\times {\mathrm{1511}}^1\times {\mathrm{16741}}^1$

素因数の和:18272

約数の個数: 72

約数和(自身を含む): 49438054512

約数和(自身を除く): 29201533712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 1511, 3022, 6044, 7555, 12088, 15110, 16741, 24176, 30220, 33482, 37775, 48352, 60440, 66964, 75550, 83705, 120880, 133928, 151100, 167410, 241760, 267856, 302200, 334820, 418525, 535712, 604400, 669640, 837050, 1208800, 1339280, 1674100, 2678560, 3348200, 6696400, 13392800, 25295651, 50591302, 101182604, 126478255, 202365208, 252956510, 404730416, 505913020, 632391275, 809460832, 1011826040, 1264782550, 2023652080, 2529565100, 4047304160, 5059130200, 10118260400, 20236520800]

約数ペア:

[(1, 20236520800), (2, 10118260400), (4, 5059130200), (5, 4047304160), (8, 2529565100), (10, 2023652080), (16, 1264782550), (20, 1011826040), (25, 809460832), (32, 632391275), (40, 505913020), (50, 404730416), (80, 252956510), (100, 202365208), (160, 126478255), (200, 101182604), (400, 50591302), (800, 25295651), (1511, 13392800), (3022, 6696400), (6044, 3348200), (7555, 2678560), (12088, 1674100), (15110, 1339280), (16741, 1208800), (24176, 837050), (30220, 669640), (33482, 604400), (37775, 535712), (48352, 418525), (60440, 334820), (66964, 302200), (75550, 267856), (83705, 241760), (120880, 167410), (133928, 151100)]