199112020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 457228800

約数和(自身を除く): 258116780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 83, 95, 107, 118, 166, 190, 214, 236, 295, 332, 380, 415, 428, 535, 590, 830, 1070, 1121, 1180, 1577, 1660, 2033, 2140, 2242, 3154, 4066, 4484, 4897, 5605, 6308, 6313, 7885, 8132, 8881, 9794, 10165, 11210, 12626, 15770, 17762, 19588, 20330, 22420, 24485, 25252, 31540, 31565, 35524, 40660, 44405, 48970, 63130, 88810, 93043, 97940, 119947, 126260, 168739, 177620, 186086, 239894, 337478, 372172, 465215, 479788, 523979, 599735, 674956, 843695, 930430, 1047958, 1199470, 1687390, 1860860, 2095916, 2398940, 2619895, 3374780, 5239790, 9955601, 10479580, 19911202, 39822404, 49778005, 99556010, 199112020]

約数ペア:

[(1, 199112020), (2, 99556010), (4, 49778005), (5, 39822404), (10, 19911202), (19, 10479580), (20, 9955601), (38, 5239790), (59, 3374780), (76, 2619895), (83, 2398940), (95, 2095916), (107, 1860860), (118, 1687390), (166, 1199470), (190, 1047958), (214, 930430), (236, 843695), (295, 674956), (332, 599735), (380, 523979), (415, 479788), (428, 465215), (535, 372172), (590, 337478), (830, 239894), (1070, 186086), (1121, 177620), (1180, 168739), (1577, 126260), (1660, 119947), (2033, 97940), (2140, 93043), (2242, 88810), (3154, 63130), (4066, 48970), (4484, 44405), (4897, 40660), (5605, 35524), (6308, 31565), (6313, 31540), (7885, 25252), (8132, 24485), (8881, 22420), (9794, 20330), (10165, 19588), (11210, 17762), (12626, 15770)]