896169400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{640121}}^1$

素因数の和:640144

約数の個数: 48

約数和(自身を含む): 2381253840

約数和(自身を除く): 1485084440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 640121, 1280242, 2560484, 3200605, 4480847, 5120968, 6401210, 8961694, 12802420, 16003025, 17923388, 22404235, 25604840, 32006050, 35846776, 44808470, 64012100, 89616940, 112021175, 128024200, 179233880, 224042350, 448084700, 896169400]

約数ペア:

[(1, 896169400), (2, 448084700), (4, 224042350), (5, 179233880), (7, 128024200), (8, 112021175), (10, 89616940), (14, 64012100), (20, 44808470), (25, 35846776), (28, 32006050), (35, 25604840), (40, 22404235), (50, 17923388), (56, 16003025), (70, 12802420), (100, 8961694), (140, 6401210), (175, 5120968), (200, 4480847), (280, 3200605), (350, 2560484), (700, 1280242), (1400, 640121)]