1407504280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{386677}}^1$

素因数の和:386708

約数の個数: 64

約数和(自身を含む): 3897714240

約数和(自身を除く): 2490209960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 386677, 773354, 1546708, 1933385, 2706739, 3093416, 3866770, 5026801, 5413478, 7733540, 10053602, 10826956, 13533695, 15467080, 20107204, 21653912, 25134005, 27067390, 35187607, 40214408, 50268010, 54134780, 70375214, 100536020, 108269560, 140750428, 175938035, 201072040, 281500856, 351876070, 703752140, 1407504280]

約数ペア:

[(1, 1407504280), (2, 703752140), (4, 351876070), (5, 281500856), (7, 201072040), (8, 175938035), (10, 140750428), (13, 108269560), (14, 100536020), (20, 70375214), (26, 54134780), (28, 50268010), (35, 40214408), (40, 35187607), (52, 27067390), (56, 25134005), (65, 21653912), (70, 20107204), (91, 15467080), (104, 13533695), (130, 10826956), (140, 10053602), (182, 7733540), (260, 5413478), (280, 5026801), (364, 3866770), (455, 3093416), (520, 2706739), (728, 1933385), (910, 1546708), (1820, 773354), (3640, 386677)]