38405220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13063}}^1$

素因数の和:13089

約数の個数: 72

約数和(自身を含む): 125100864

約数和(自身を除く): 86695644

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 13063, 26126, 39189, 52252, 65315, 78378, 91441, 130630, 156756, 182882, 195945, 261260, 274323, 365764, 391890, 457205, 548646, 640087, 783780, 914410, 1097292, 1280174, 1371615, 1828820, 1920261, 2560348, 2743230, 3200435, 3840522, 5486460, 6400870, 7681044, 9601305, 12801740, 19202610, 38405220]

約数ペア:

[(1, 38405220), (2, 19202610), (3, 12801740), (4, 9601305), (5, 7681044), (6, 6400870), (7, 5486460), (10, 3840522), (12, 3200435), (14, 2743230), (15, 2560348), (20, 1920261), (21, 1828820), (28, 1371615), (30, 1280174), (35, 1097292), (42, 914410), (49, 783780), (60, 640087), (70, 548646), (84, 457205), (98, 391890), (105, 365764), (140, 274323), (147, 261260), (196, 195945), (210, 182882), (245, 156756), (294, 130630), (420, 91441), (490, 78378), (588, 65315), (735, 52252), (980, 39189), (1470, 26126), (2940, 13063)]