2005427840

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241037}}^1$

素因数の和:241069

約数の個数: 64

約数和(自身を含む): 5163033960

約数和(自身を除く): 3157606120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 241037, 482074, 964148, 1205185, 1928296, 2410370, 3133481, 3856592, 4820740, 6266962, 7713184, 9641480, 12533924, 15426368, 15667405, 19282960, 25067848, 30852736, 31334810, 38565920, 50135696, 62669620, 77131840, 100271392, 125339240, 154263680, 200542784, 250678480, 401085568, 501356960, 1002713920, 2005427840]

約数ペア:

[(1, 2005427840), (2, 1002713920), (4, 501356960), (5, 401085568), (8, 250678480), (10, 200542784), (13, 154263680), (16, 125339240), (20, 100271392), (26, 77131840), (32, 62669620), (40, 50135696), (52, 38565920), (64, 31334810), (65, 30852736), (80, 25067848), (104, 19282960), (128, 15667405), (130, 15426368), (160, 12533924), (208, 9641480), (260, 7713184), (320, 6266962), (416, 4820740), (520, 3856592), (640, 3133481), (832, 2410370), (1040, 1928296), (1664, 1205185), (2080, 964148), (4160, 482074), (8320, 241037)]