3943804940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{140549}}^1$

素因数の和:140642

約数の個数: 48

約数和(自身を含む): 8783812800

約数和(自身を除く): 4840007860

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 92, 115, 122, 230, 244, 305, 460, 610, 1220, 1403, 2806, 5612, 7015, 14030, 28060, 140549, 281098, 562196, 702745, 1405490, 2810980, 3232627, 6465254, 8573489, 12930508, 16163135, 17146978, 32326270, 34293956, 42867445, 64652540, 85734890, 171469780, 197190247, 394380494, 788760988, 985951235, 1971902470, 3943804940]

約数ペア:

[(1, 3943804940), (2, 1971902470), (4, 985951235), (5, 788760988), (10, 394380494), (20, 197190247), (23, 171469780), (46, 85734890), (61, 64652540), (92, 42867445), (115, 34293956), (122, 32326270), (230, 17146978), (244, 16163135), (305, 12930508), (460, 8573489), (610, 6465254), (1220, 3232627), (1403, 2810980), (2806, 1405490), (5612, 702745), (7015, 562196), (14030, 281098), (28060, 140549)]