396728380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{10391}}^1$

素因数の和:10506

約数の個数: 48

約数和(自身を含む): 879911424

約数和(自身を除く): 483183044

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 83, 92, 115, 166, 230, 332, 415, 460, 830, 1660, 1909, 3818, 7636, 9545, 10391, 19090, 20782, 38180, 41564, 51955, 103910, 207820, 238993, 477986, 862453, 955972, 1194965, 1724906, 2389930, 3449812, 4312265, 4779860, 8624530, 17249060, 19836419, 39672838, 79345676, 99182095, 198364190, 396728380]

約数ペア:

[(1, 396728380), (2, 198364190), (4, 99182095), (5, 79345676), (10, 39672838), (20, 19836419), (23, 17249060), (46, 8624530), (83, 4779860), (92, 4312265), (115, 3449812), (166, 2389930), (230, 1724906), (332, 1194965), (415, 955972), (460, 862453), (830, 477986), (1660, 238993), (1909, 207820), (3818, 103910), (7636, 51955), (9545, 41564), (10391, 38180), (19090, 20782)]