2019676945

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{523}}^1$

素因数の和:1054

約数の個数: 48

約数和(自身を含む): 2880230976

約数和(自身を除く): 860554031

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 491, 523, 605, 715, 1573, 2455, 2615, 5401, 5753, 6383, 6799, 7865, 27005, 28765, 31915, 33995, 59411, 63283, 70213, 74789, 256793, 297055, 316415, 351065, 373945, 772343, 822679, 1283965, 2824723, 3338309, 3861715, 4113395, 14123615, 16691545, 31071953, 36721399, 155359765, 183606995, 403935389, 2019676945]

約数ペア:

[(1, 2019676945), (5, 403935389), (11, 183606995), (13, 155359765), (55, 36721399), (65, 31071953), (121, 16691545), (143, 14123615), (491, 4113395), (523, 3861715), (605, 3338309), (715, 2824723), (1573, 1283965), (2455, 822679), (2615, 772343), (5401, 373945), (5753, 351065), (6383, 316415), (6799, 297055), (7865, 256793), (27005, 74789), (28765, 70213), (31915, 63283), (33995, 59411)]