19504350

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{487}}^1$

素因数の和:594

約数の個数: 72

約数和(自身を含む): 53099280

約数和(自身を除く): 33594930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 89, 90, 150, 178, 225, 267, 445, 450, 487, 534, 801, 890, 974, 1335, 1461, 1602, 2225, 2435, 2670, 2922, 4005, 4383, 4450, 4870, 6675, 7305, 8010, 8766, 12175, 13350, 14610, 20025, 21915, 24350, 36525, 40050, 43343, 43830, 73050, 86686, 109575, 130029, 216715, 219150, 260058, 390087, 433430, 650145, 780174, 1083575, 1300290, 1950435, 2167150, 3250725, 3900870, 6501450, 9752175, 19504350]

約数ペア:

[(1, 19504350), (2, 9752175), (3, 6501450), (5, 3900870), (6, 3250725), (9, 2167150), (10, 1950435), (15, 1300290), (18, 1083575), (25, 780174), (30, 650145), (45, 433430), (50, 390087), (75, 260058), (89, 219150), (90, 216715), (150, 130029), (178, 109575), (225, 86686), (267, 73050), (445, 43830), (450, 43343), (487, 40050), (534, 36525), (801, 24350), (890, 21915), (974, 20025), (1335, 14610), (1461, 13350), (1602, 12175), (2225, 8766), (2435, 8010), (2670, 7305), (2922, 6675), (4005, 4870), (4383, 4450)]