42162140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{613}}^1$

素因数の和:822

約数の個数: 48

約数和(自身を含む): 93868320

約数和(自身を除く): 51706180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 181, 190, 362, 380, 613, 724, 905, 1226, 1810, 2452, 3065, 3439, 3620, 6130, 6878, 11647, 12260, 13756, 17195, 23294, 34390, 46588, 58235, 68780, 110953, 116470, 221906, 232940, 443812, 554765, 1109530, 2108107, 2219060, 4216214, 8432428, 10540535, 21081070, 42162140]

約数ペア:

[(1, 42162140), (2, 21081070), (4, 10540535), (5, 8432428), (10, 4216214), (19, 2219060), (20, 2108107), (38, 1109530), (76, 554765), (95, 443812), (181, 232940), (190, 221906), (362, 116470), (380, 110953), (613, 68780), (724, 58235), (905, 46588), (1226, 34390), (1810, 23294), (2452, 17195), (3065, 13756), (3439, 12260), (3620, 11647), (6130, 6878)]