20250420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 59609088

約数和(自身を除く): 39358668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 47, 60, 86, 94, 129, 141, 167, 172, 188, 215, 235, 258, 282, 334, 430, 470, 501, 516, 564, 645, 668, 705, 835, 860, 940, 1002, 1290, 1410, 1670, 2004, 2021, 2505, 2580, 2820, 3340, 4042, 5010, 6063, 7181, 7849, 8084, 10020, 10105, 12126, 14362, 15698, 20210, 21543, 23547, 24252, 28724, 30315, 31396, 35905, 39245, 40420, 43086, 47094, 60630, 71810, 78490, 86172, 94188, 107715, 117735, 121260, 143620, 156980, 215430, 235470, 337507, 430860, 470940, 675014, 1012521, 1350028, 1687535, 2025042, 3375070, 4050084, 5062605, 6750140, 10125210, 20250420]

約数ペア:

[(1, 20250420), (2, 10125210), (3, 6750140), (4, 5062605), (5, 4050084), (6, 3375070), (10, 2025042), (12, 1687535), (15, 1350028), (20, 1012521), (30, 675014), (43, 470940), (47, 430860), (60, 337507), (86, 235470), (94, 215430), (129, 156980), (141, 143620), (167, 121260), (172, 117735), (188, 107715), (215, 94188), (235, 86172), (258, 78490), (282, 71810), (334, 60630), (430, 47094), (470, 43086), (501, 40420), (516, 39245), (564, 35905), (645, 31396), (668, 30315), (705, 28724), (835, 24252), (860, 23547), (940, 21543), (1002, 20210), (1290, 15698), (1410, 14362), (1670, 12126), (2004, 10105), (2021, 10020), (2505, 8084), (2580, 7849), (2820, 7181), (3340, 6063), (4042, 5010)]