3143980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1321}}^1$

素因数の和:1354

約数の個数: 48

約数和(自身を含む): 7995456

約数和(自身を除く): 4851476

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 1321, 2380, 2642, 5284, 6605, 9247, 13210, 18494, 22457, 26420, 36988, 44914, 46235, 89828, 92470, 112285, 157199, 184940, 224570, 314398, 449140, 628796, 785995, 1571990, 3143980]

約数ペア:

[(1, 3143980), (2, 1571990), (4, 785995), (5, 628796), (7, 449140), (10, 314398), (14, 224570), (17, 184940), (20, 157199), (28, 112285), (34, 92470), (35, 89828), (68, 46235), (70, 44914), (85, 36988), (119, 26420), (140, 22457), (170, 18494), (238, 13210), (340, 9247), (476, 6605), (595, 5284), (1190, 2642), (1321, 2380)]