1994366959780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{719}}^1\times {\mathrm{260207}}^1$

素因数の和:260989

約数の個数: 96

約数和(自身を含む): 4626789672960

約数和(自身を除く): 2632422713180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 719, 820, 1066, 1438, 2132, 2665, 2876, 3595, 5330, 7190, 9347, 10660, 14380, 18694, 29479, 37388, 46735, 58958, 93470, 117916, 147395, 186940, 260207, 294790, 383227, 520414, 589580, 766454, 1040828, 1301035, 1532908, 1916135, 2602070, 3382691, 3832270, 5204140, 6765382, 7664540, 10668487, 13530764, 16913455, 21336974, 33826910, 42673948, 53342435, 67653820, 106684870, 138690331, 187088833, 213369740, 277380662, 374177666, 554761324, 693451655, 748355332, 935444165, 1386903310, 1870888330, 2432154829, 2773806620, 3741776660, 4864309658, 7670642153, 9728619316, 12160774145, 15341284306, 24321548290, 30682568612, 38353210765, 48643096580, 76706421530, 99718347989, 153412843060, 199436695978, 398873391956, 498591739945, 997183479890, 1994366959780]

約数ペア:

[(1, 1994366959780), (2, 997183479890), (4, 498591739945), (5, 398873391956), (10, 199436695978), (13, 153412843060), (20, 99718347989), (26, 76706421530), (41, 48643096580), (52, 38353210765), (65, 30682568612), (82, 24321548290), (130, 15341284306), (164, 12160774145), (205, 9728619316), (260, 7670642153), (410, 4864309658), (533, 3741776660), (719, 2773806620), (820, 2432154829), (1066, 1870888330), (1438, 1386903310), (2132, 935444165), (2665, 748355332), (2876, 693451655), (3595, 554761324), (5330, 374177666), (7190, 277380662), (9347, 213369740), (10660, 187088833), (14380, 138690331), (18694, 106684870), (29479, 67653820), (37388, 53342435), (46735, 42673948), (58958, 33826910), (93470, 21336974), (117916, 16913455), (147395, 13530764), (186940, 10668487), (260207, 7664540), (294790, 6765382), (383227, 5204140), (520414, 3832270), (589580, 3382691), (766454, 2602070), (1040828, 1916135), (1301035, 1532908)]