23738980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{349}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 52920000

約数和(自身を除く): 29181020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 179, 190, 349, 358, 380, 698, 716, 895, 1396, 1745, 1790, 3401, 3490, 3580, 6631, 6802, 6980, 13262, 13604, 17005, 26524, 33155, 34010, 62471, 66310, 68020, 124942, 132620, 249884, 312355, 624710, 1186949, 1249420, 2373898, 4747796, 5934745, 11869490, 23738980]

約数ペア:

[(1, 23738980), (2, 11869490), (4, 5934745), (5, 4747796), (10, 2373898), (19, 1249420), (20, 1186949), (38, 624710), (76, 312355), (95, 249884), (179, 132620), (190, 124942), (349, 68020), (358, 66310), (380, 62471), (698, 34010), (716, 33155), (895, 26524), (1396, 17005), (1745, 13604), (1790, 13262), (3401, 6980), (3490, 6802), (3580, 6631)]