19595240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1489}}^1$

素因数の和:1554

約数の個数: 64

約数和(自身を含む): 51494400

約数和(自身を除く): 31899160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1489, 1645, 1880, 2632, 2978, 3290, 5956, 6580, 7445, 10423, 11912, 13160, 14890, 20846, 29780, 41692, 52115, 59560, 69983, 83384, 104230, 139966, 208460, 279932, 349915, 416920, 489881, 559864, 699830, 979762, 1399660, 1959524, 2449405, 2799320, 3919048, 4898810, 9797620, 19595240]

約数ペア:

[(1, 19595240), (2, 9797620), (4, 4898810), (5, 3919048), (7, 2799320), (8, 2449405), (10, 1959524), (14, 1399660), (20, 979762), (28, 699830), (35, 559864), (40, 489881), (47, 416920), (56, 349915), (70, 279932), (94, 208460), (140, 139966), (188, 104230), (235, 83384), (280, 69983), (329, 59560), (376, 52115), (470, 41692), (658, 29780), (940, 20846), (1316, 14890), (1489, 13160), (1645, 11912), (1880, 10423), (2632, 7445), (2978, 6580), (3290, 5956)]