3969884180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{278393}}^1$

素因数の和:278456

約数の個数: 48

約数和(自身を含む): 8979876864

約数和(自身を除く): 5009992684

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1426, 2852, 3565, 7130, 14260, 278393, 556786, 1113572, 1391965, 2783930, 5567860, 6403039, 8630183, 12806078, 17260366, 25612156, 32015195, 34520732, 43150915, 64030390, 86301830, 128060780, 172603660, 198494209, 396988418, 793976836, 992471045, 1984942090, 3969884180]

約数ペア:

[(1, 3969884180), (2, 1984942090), (4, 992471045), (5, 793976836), (10, 396988418), (20, 198494209), (23, 172603660), (31, 128060780), (46, 86301830), (62, 64030390), (92, 43150915), (115, 34520732), (124, 32015195), (155, 25612156), (230, 17260366), (310, 12806078), (460, 8630183), (620, 6403039), (713, 5567860), (1426, 2783930), (2852, 1391965), (3565, 1113572), (7130, 556786), (14260, 278393)]