1781851060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1\times {\mathrm{761}}^1$

素因数の和:1177

約数の個数: 96

約数和(自身を含む): 4239889920

約数和(自身を除く): 2458038860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 367, 580, 638, 734, 761, 1276, 1468, 1522, 1595, 1835, 3044, 3190, 3670, 3805, 4037, 6380, 7340, 7610, 8074, 8371, 10643, 15220, 16148, 16742, 20185, 21286, 22069, 33484, 40370, 41855, 42572, 44138, 53215, 80740, 83710, 88276, 106430, 110345, 117073, 167420, 212860, 220690, 234146, 242759, 279287, 441380, 468292, 485518, 558574, 585365, 971036, 1117148, 1170730, 1213795, 1396435, 2341460, 2427590, 2792870, 3072157, 4855180, 5585740, 6144314, 8099323, 12288628, 15360785, 16198646, 30721570, 32397292, 40496615, 61443140, 80993230, 89092553, 161986460, 178185106, 356370212, 445462765, 890925530, 1781851060]

約数ペア:

[(1, 1781851060), (2, 890925530), (4, 445462765), (5, 356370212), (10, 178185106), (11, 161986460), (20, 89092553), (22, 80993230), (29, 61443140), (44, 40496615), (55, 32397292), (58, 30721570), (110, 16198646), (116, 15360785), (145, 12288628), (220, 8099323), (290, 6144314), (319, 5585740), (367, 4855180), (580, 3072157), (638, 2792870), (734, 2427590), (761, 2341460), (1276, 1396435), (1468, 1213795), (1522, 1170730), (1595, 1117148), (1835, 971036), (3044, 585365), (3190, 558574), (3670, 485518), (3805, 468292), (4037, 441380), (6380, 279287), (7340, 242759), (7610, 234146), (8074, 220690), (8371, 212860), (10643, 167420), (15220, 117073), (16148, 110345), (16742, 106430), (20185, 88276), (21286, 83710), (22069, 80740), (33484, 53215), (40370, 44138), (41855, 42572)]