18651480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3307}}^1$

素因数の和:3368

約数の個数: 64

約数和(自身を含む): 57162240

約数和(自身を除く): 38510760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 3307, 5640, 6614, 9921, 13228, 16535, 19842, 26456, 33070, 39684, 49605, 66140, 79368, 99210, 132280, 155429, 198420, 310858, 396840, 466287, 621716, 777145, 932574, 1243432, 1554290, 1865148, 2331435, 3108580, 3730296, 4662870, 6217160, 9325740, 18651480]

約数ペア:

[(1, 18651480), (2, 9325740), (3, 6217160), (4, 4662870), (5, 3730296), (6, 3108580), (8, 2331435), (10, 1865148), (12, 1554290), (15, 1243432), (20, 932574), (24, 777145), (30, 621716), (40, 466287), (47, 396840), (60, 310858), (94, 198420), (120, 155429), (141, 132280), (188, 99210), (235, 79368), (282, 66140), (376, 49605), (470, 39684), (564, 33070), (705, 26456), (940, 19842), (1128, 16535), (1410, 13228), (1880, 9921), (2820, 6614), (3307, 5640)]