2638650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{359}}^1$

素因数の和:388

約数の個数: 72

約数和(自身を含む): 7633440

約数和(自身を除く): 4994790

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 245, 294, 350, 359, 490, 525, 718, 735, 1050, 1077, 1225, 1470, 1795, 2154, 2450, 2513, 3590, 3675, 5026, 5385, 7350, 7539, 8975, 10770, 12565, 15078, 17591, 17950, 25130, 26925, 35182, 37695, 52773, 53850, 62825, 75390, 87955, 105546, 125650, 175910, 188475, 263865, 376950, 439775, 527730, 879550, 1319325, 2638650]

約数ペア:

[(1, 2638650), (2, 1319325), (3, 879550), (5, 527730), (6, 439775), (7, 376950), (10, 263865), (14, 188475), (15, 175910), (21, 125650), (25, 105546), (30, 87955), (35, 75390), (42, 62825), (49, 53850), (50, 52773), (70, 37695), (75, 35182), (98, 26925), (105, 25130), (147, 17950), (150, 17591), (175, 15078), (210, 12565), (245, 10770), (294, 8975), (350, 7539), (359, 7350), (490, 5385), (525, 5026), (718, 3675), (735, 3590), (1050, 2513), (1077, 2450), (1225, 2154), (1470, 1795)]