20610330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1229}}^1$

素因数の和:1295

約数の個数: 64

約数和(自身を含む): 54552960

約数和(自身を除く): 33942630

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 43, 65, 78, 86, 129, 130, 195, 215, 258, 390, 430, 559, 645, 1118, 1229, 1290, 1677, 2458, 2795, 3354, 3687, 5590, 6145, 7374, 8385, 12290, 15977, 16770, 18435, 31954, 36870, 47931, 52847, 79885, 95862, 105694, 158541, 159770, 239655, 264235, 317082, 479310, 528470, 687011, 792705, 1374022, 1585410, 2061033, 3435055, 4122066, 6870110, 10305165, 20610330]

約数ペア:

[(1, 20610330), (2, 10305165), (3, 6870110), (5, 4122066), (6, 3435055), (10, 2061033), (13, 1585410), (15, 1374022), (26, 792705), (30, 687011), (39, 528470), (43, 479310), (65, 317082), (78, 264235), (86, 239655), (129, 159770), (130, 158541), (195, 105694), (215, 95862), (258, 79885), (390, 52847), (430, 47931), (559, 36870), (645, 31954), (1118, 18435), (1229, 16770), (1290, 15977), (1677, 12290), (2458, 8385), (2795, 7374), (3354, 6145), (3687, 5590)]