2912391820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{1699}}^1$

素因数の和:2087

約数の個数: 96

約数和(自身を含む): 6957216000

約数和(自身を除く): 4044824180

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 347, 380, 494, 694, 988, 1235, 1388, 1699, 1735, 2470, 3398, 3470, 4511, 4940, 6593, 6796, 6940, 8495, 9022, 13186, 16990, 18044, 22087, 22555, 26372, 32281, 32965, 33980, 44174, 45110, 64562, 65930, 85709, 88348, 90220, 110435, 129124, 131860, 161405, 171418, 220870, 322810, 342836, 419653, 428545, 441740, 589553, 645620, 839306, 857090, 1179106, 1678612, 1714180, 2098265, 2358212, 2947765, 4196530, 5895530, 7664189, 8393060, 11201507, 11791060, 15328378, 22403014, 30656756, 38320945, 44806028, 56007535, 76641890, 112015070, 145619591, 153283780, 224030140, 291239182, 582478364, 728097955, 1456195910, 2912391820]

約数ペア:

[(1, 2912391820), (2, 1456195910), (4, 728097955), (5, 582478364), (10, 291239182), (13, 224030140), (19, 153283780), (20, 145619591), (26, 112015070), (38, 76641890), (52, 56007535), (65, 44806028), (76, 38320945), (95, 30656756), (130, 22403014), (190, 15328378), (247, 11791060), (260, 11201507), (347, 8393060), (380, 7664189), (494, 5895530), (694, 4196530), (988, 2947765), (1235, 2358212), (1388, 2098265), (1699, 1714180), (1735, 1678612), (2470, 1179106), (3398, 857090), (3470, 839306), (4511, 645620), (4940, 589553), (6593, 441740), (6796, 428545), (6940, 419653), (8495, 342836), (9022, 322810), (13186, 220870), (16990, 171418), (18044, 161405), (22087, 131860), (22555, 129124), (26372, 110435), (32281, 90220), (32965, 88348), (33980, 85709), (44174, 65930), (45110, 64562)]