16520140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{313}}^1$

素因数の和:371

約数の個数: 96

約数和(自身を含む): 44311680

約数和(自身を除く): 27791540

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 52, 58, 65, 70, 91, 116, 130, 140, 145, 182, 203, 260, 290, 313, 364, 377, 406, 455, 580, 626, 754, 812, 910, 1015, 1252, 1508, 1565, 1820, 1885, 2030, 2191, 2639, 3130, 3770, 4060, 4069, 4382, 5278, 6260, 7540, 8138, 8764, 9077, 10556, 10955, 13195, 16276, 18154, 20345, 21910, 26390, 28483, 36308, 40690, 43820, 45385, 52780, 56966, 63539, 81380, 90770, 113932, 118001, 127078, 142415, 181540, 236002, 254156, 284830, 317695, 472004, 569660, 590005, 635390, 826007, 1180010, 1270780, 1652014, 2360020, 3304028, 4130035, 8260070, 16520140]

約数ペア:

[(1, 16520140), (2, 8260070), (4, 4130035), (5, 3304028), (7, 2360020), (10, 1652014), (13, 1270780), (14, 1180010), (20, 826007), (26, 635390), (28, 590005), (29, 569660), (35, 472004), (52, 317695), (58, 284830), (65, 254156), (70, 236002), (91, 181540), (116, 142415), (130, 127078), (140, 118001), (145, 113932), (182, 90770), (203, 81380), (260, 63539), (290, 56966), (313, 52780), (364, 45385), (377, 43820), (406, 40690), (455, 36308), (580, 28483), (626, 26390), (754, 21910), (812, 20345), (910, 18154), (1015, 16276), (1252, 13195), (1508, 10955), (1565, 10556), (1820, 9077), (1885, 8764), (2030, 8138), (2191, 7540), (2639, 6260), (3130, 5278), (3770, 4382), (4060, 4069)]