855336860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1621}}^1\times {\mathrm{3769}}^1$

素因数の和:5406

約数の個数: 48

約数和(自身を含む): 2054619840

約数和(自身を除く): 1199282980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1621, 3242, 3769, 6484, 7538, 8105, 11347, 15076, 16210, 18845, 22694, 26383, 32420, 37690, 45388, 52766, 56735, 75380, 105532, 113470, 131915, 226940, 263830, 527660, 6109549, 12219098, 24438196, 30547745, 42766843, 61095490, 85533686, 122190980, 171067372, 213834215, 427668430, 855336860]

約数ペア:

[(1, 855336860), (2, 427668430), (4, 213834215), (5, 171067372), (7, 122190980), (10, 85533686), (14, 61095490), (20, 42766843), (28, 30547745), (35, 24438196), (70, 12219098), (140, 6109549), (1621, 527660), (3242, 263830), (3769, 226940), (6484, 131915), (7538, 113470), (8105, 105532), (11347, 75380), (15076, 56735), (16210, 52766), (18845, 45388), (22694, 37690), (26383, 32420)]