22218980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8353}}^1$

素因数の和:8388

約数の個数: 48

約数和(自身を含む): 56138880

約数和(自身を除く): 33919900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 8353, 16706, 33412, 41765, 58471, 83530, 116942, 158707, 167060, 233884, 292355, 317414, 584710, 634828, 793535, 1110949, 1169420, 1587070, 2221898, 3174140, 4443796, 5554745, 11109490, 22218980]

約数ペア:

[(1, 22218980), (2, 11109490), (4, 5554745), (5, 4443796), (7, 3174140), (10, 2221898), (14, 1587070), (19, 1169420), (20, 1110949), (28, 793535), (35, 634828), (38, 584710), (70, 317414), (76, 292355), (95, 233884), (133, 167060), (140, 158707), (190, 116942), (266, 83530), (380, 58471), (532, 41765), (665, 33412), (1330, 16706), (2660, 8353)]