20949210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12251}}^1$

素因数の和:12283

約数の個数: 48

約数和(自身を含む): 57339360

約数和(自身を除く): 36390150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 12251, 24502, 36753, 61255, 73506, 110259, 122510, 183765, 220518, 232769, 367530, 465538, 551295, 698307, 1102590, 1163845, 1396614, 2094921, 2327690, 3491535, 4189842, 6983070, 10474605, 20949210]

約数ペア:

[(1, 20949210), (2, 10474605), (3, 6983070), (5, 4189842), (6, 3491535), (9, 2327690), (10, 2094921), (15, 1396614), (18, 1163845), (19, 1102590), (30, 698307), (38, 551295), (45, 465538), (57, 367530), (90, 232769), (95, 220518), (114, 183765), (171, 122510), (190, 110259), (285, 73506), (342, 61255), (570, 36753), (855, 24502), (1710, 12251)]