238400920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{733}}^1$

素因数の和:964

約数の個数: 64

約数和(自身を含む): 551733120

約数和(自身を除く): 313332200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 173, 188, 235, 346, 376, 470, 692, 733, 865, 940, 1384, 1466, 1730, 1880, 2932, 3460, 3665, 5864, 6920, 7330, 8131, 14660, 16262, 29320, 32524, 34451, 40655, 65048, 68902, 81310, 126809, 137804, 162620, 172255, 253618, 275608, 325240, 344510, 507236, 634045, 689020, 1014472, 1268090, 1378040, 2536180, 5072360, 5960023, 11920046, 23840092, 29800115, 47680184, 59600230, 119200460, 238400920]

約数ペア:

[(1, 238400920), (2, 119200460), (4, 59600230), (5, 47680184), (8, 29800115), (10, 23840092), (20, 11920046), (40, 5960023), (47, 5072360), (94, 2536180), (173, 1378040), (188, 1268090), (235, 1014472), (346, 689020), (376, 634045), (470, 507236), (692, 344510), (733, 325240), (865, 275608), (940, 253618), (1384, 172255), (1466, 162620), (1730, 137804), (1880, 126809), (2932, 81310), (3460, 68902), (3665, 65048), (5864, 40655), (6920, 34451), (7330, 32524), (8131, 29320), (14660, 16262)]