380565357680

素因数分解:

$2^4\times 5^1\times {\mathrm{85733}}^1\times {\mathrm{55487}}^1$

素因数の和:141233

約数の個数: 40

約数和(自身を含む): 884840723712

約数和(自身を除く): 504275366032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 55487, 85733, 110974, 171466, 221948, 277435, 342932, 428665, 443896, 554870, 685864, 857330, 887792, 1109740, 1371728, 1714660, 2219480, 3429320, 4438960, 6858640, 4757066971, 9514133942, 19028267884, 23785334855, 38056535768, 47570669710, 76113071536, 95141339420, 190282678840, 380565357680]

約数ペア:

[(1, 380565357680), (2, 190282678840), (4, 95141339420), (5, 76113071536), (8, 47570669710), (10, 38056535768), (16, 23785334855), (20, 19028267884), (40, 9514133942), (80, 4757066971), (55487, 6858640), (85733, 4438960), (110974, 3429320), (171466, 2219480), (221948, 1714660), (277435, 1371728), (342932, 1109740), (428665, 887792), (443896, 857330), (554870, 685864)]