619491620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1091}}^1$

素因数の和:1229

約数の個数: 96

約数和(自身を含む): 1485993600

約数和(自身を除く): 866501980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 89, 110, 116, 145, 178, 220, 290, 319, 356, 445, 580, 638, 890, 979, 1091, 1276, 1595, 1780, 1958, 2182, 2581, 3190, 3916, 4364, 4895, 5162, 5455, 6380, 9790, 10324, 10910, 12001, 12905, 19580, 21820, 24002, 25810, 28391, 31639, 48004, 51620, 56782, 60005, 63278, 97099, 113564, 120010, 126556, 141955, 158195, 194198, 240020, 283910, 316390, 348029, 388396, 485495, 567820, 632780, 696058, 970990, 1068089, 1392116, 1740145, 1941980, 2136178, 2815871, 3480290, 4272356, 5340445, 5631742, 6960580, 10680890, 11263484, 14079355, 21361780, 28158710, 30974581, 56317420, 61949162, 123898324, 154872905, 309745810, 619491620]

約数ペア:

[(1, 619491620), (2, 309745810), (4, 154872905), (5, 123898324), (10, 61949162), (11, 56317420), (20, 30974581), (22, 28158710), (29, 21361780), (44, 14079355), (55, 11263484), (58, 10680890), (89, 6960580), (110, 5631742), (116, 5340445), (145, 4272356), (178, 3480290), (220, 2815871), (290, 2136178), (319, 1941980), (356, 1740145), (445, 1392116), (580, 1068089), (638, 970990), (890, 696058), (979, 632780), (1091, 567820), (1276, 485495), (1595, 388396), (1780, 348029), (1958, 316390), (2182, 283910), (2581, 240020), (3190, 194198), (3916, 158195), (4364, 141955), (4895, 126556), (5162, 120010), (5455, 113564), (6380, 97099), (9790, 63278), (10324, 60005), (10910, 56782), (12001, 51620), (12905, 48004), (19580, 31639), (21820, 28391), (24002, 25810)]