42917980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{7477}}^1$

素因数の和:7534

約数の個数: 48

約数和(自身を含む): 105529536

約数和(自身を除く): 62611556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 7477, 14954, 29908, 37385, 52339, 74770, 104678, 149540, 209356, 261695, 306557, 523390, 613114, 1046780, 1226228, 1532785, 2145899, 3065570, 4291798, 6131140, 8583596, 10729495, 21458990, 42917980]

約数ペア:

[(1, 42917980), (2, 21458990), (4, 10729495), (5, 8583596), (7, 6131140), (10, 4291798), (14, 3065570), (20, 2145899), (28, 1532785), (35, 1226228), (41, 1046780), (70, 613114), (82, 523390), (140, 306557), (164, 261695), (205, 209356), (287, 149540), (410, 104678), (574, 74770), (820, 52339), (1148, 37385), (1435, 29908), (2870, 14954), (5740, 7477)]