2008123480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{953}}^1\times {\mathrm{4789}}^1$

素因数の和:5764

約数の個数: 64

約数和(自身を含む): 4935232800

約数和(自身を除く): 2927109320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 953, 1906, 3812, 4765, 4789, 7624, 9530, 9578, 10483, 19060, 19156, 20966, 23945, 38120, 38312, 41932, 47890, 52415, 52679, 83864, 95780, 104830, 105358, 191560, 209660, 210716, 263395, 419320, 421432, 526790, 1053580, 2107160, 4563917, 9127834, 18255668, 22819585, 36511336, 45639170, 50203087, 91278340, 100406174, 182556680, 200812348, 251015435, 401624696, 502030870, 1004061740, 2008123480]

約数ペア:

[(1, 2008123480), (2, 1004061740), (4, 502030870), (5, 401624696), (8, 251015435), (10, 200812348), (11, 182556680), (20, 100406174), (22, 91278340), (40, 50203087), (44, 45639170), (55, 36511336), (88, 22819585), (110, 18255668), (220, 9127834), (440, 4563917), (953, 2107160), (1906, 1053580), (3812, 526790), (4765, 421432), (4789, 419320), (7624, 263395), (9530, 210716), (9578, 209660), (10483, 191560), (19060, 105358), (19156, 104830), (20966, 95780), (23945, 83864), (38120, 52679), (38312, 52415), (41932, 47890)]