426432820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{751}}^1$

素因数の和:889

約数の個数: 96

約数和(自身を含む): 1023321600

約数和(自身を除く): 596888780

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, 751, 890, 979, 1276, 1502, 1595, 1780, 1958, 2581, 3004, 3190, 3755, 3916, 4895, 5162, 6380, 7510, 8261, 9790, 10324, 12905, 15020, 16522, 19580, 21779, 25810, 28391, 33044, 41305, 43558, 51620, 56782, 66839, 82610, 87116, 108895, 113564, 133678, 141955, 165220, 217790, 239569, 267356, 283910, 334195, 435580, 479138, 567820, 668390, 735229, 958276, 1197845, 1336780, 1470458, 1938331, 2395690, 2940916, 3676145, 3876662, 4791380, 7352290, 7753324, 9691655, 14704580, 19383310, 21321641, 38766620, 42643282, 85286564, 106608205, 213216410, 426432820]

約数ペア:

[(1, 426432820), (2, 213216410), (4, 106608205), (5, 85286564), (10, 42643282), (11, 38766620), (20, 21321641), (22, 19383310), (29, 14704580), (44, 9691655), (55, 7753324), (58, 7352290), (89, 4791380), (110, 3876662), (116, 3676145), (145, 2940916), (178, 2395690), (220, 1938331), (290, 1470458), (319, 1336780), (356, 1197845), (445, 958276), (580, 735229), (638, 668390), (751, 567820), (890, 479138), (979, 435580), (1276, 334195), (1502, 283910), (1595, 267356), (1780, 239569), (1958, 217790), (2581, 165220), (3004, 141955), (3190, 133678), (3755, 113564), (3916, 108895), (4895, 87116), (5162, 82610), (6380, 66839), (7510, 56782), (8261, 51620), (9790, 43558), (10324, 41305), (12905, 33044), (15020, 28391), (16522, 25810), (19580, 21779)]