17946236440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{5099}}^1$

素因数の和:5561

約数の個数: 128

約数和(自身を含む): 46487520000

約数和(自身を除く): 28541283560

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 421, 440, 760, 836, 842, 1045, 1672, 1684, 2090, 2105, 3368, 4180, 4210, 4631, 5099, 7999, 8360, 8420, 9262, 10198, 15998, 16840, 18524, 20396, 23155, 25495, 31996, 37048, 39995, 40792, 46310, 50990, 56089, 63992, 79990, 87989, 92620, 96881, 101980, 112178, 159980, 175978, 185240, 193762, 203960, 224356, 280445, 319960, 351956, 387524, 439945, 448712, 484405, 560890, 703912, 775048, 879890, 968810, 1065691, 1121780, 1759780, 1937620, 2131382, 2146679, 2243560, 3519560, 3875240, 4262764, 4293358, 5328455, 8525528, 8586716, 10656910, 10733395, 17173432, 21313820, 21466790, 23613469, 40786901, 42627640, 42933580, 47226938, 81573802, 85867160, 94453876, 118067345, 163147604, 188907752, 203934505, 236134690, 326295208, 407869010, 448655911, 472269380, 815738020, 897311822, 944538760, 1631476040, 1794623644, 2243279555, 3589247288, 4486559110, 8973118220, 17946236440]

約数ペア:

[(1, 17946236440), (2, 8973118220), (4, 4486559110), (5, 3589247288), (8, 2243279555), (10, 1794623644), (11, 1631476040), (19, 944538760), (20, 897311822), (22, 815738020), (38, 472269380), (40, 448655911), (44, 407869010), (55, 326295208), (76, 236134690), (88, 203934505), (95, 188907752), (110, 163147604), (152, 118067345), (190, 94453876), (209, 85867160), (220, 81573802), (380, 47226938), (418, 42933580), (421, 42627640), (440, 40786901), (760, 23613469), (836, 21466790), (842, 21313820), (1045, 17173432), (1672, 10733395), (1684, 10656910), (2090, 8586716), (2105, 8525528), (3368, 5328455), (4180, 4293358), (4210, 4262764), (4631, 3875240), (5099, 3519560), (7999, 2243560), (8360, 2146679), (8420, 2131382), (9262, 1937620), (10198, 1759780), (15998, 1121780), (16840, 1065691), (18524, 968810), (20396, 879890), (23155, 775048), (25495, 703912), (31996, 560890), (37048, 484405), (39995, 448712), (40792, 439945), (46310, 387524), (50990, 351956), (56089, 319960), (63992, 280445), (79990, 224356), (87989, 203960), (92620, 193762), (96881, 185240), (101980, 175978), (112178, 159980)]