201919300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{347}}^1$

素因数の和:418

約数の個数: 108

約数和(自身を含む): 501124176

約数和(自身を除く): 299204876

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 92, 100, 110, 115, 220, 230, 253, 275, 347, 460, 506, 529, 550, 575, 694, 1012, 1058, 1100, 1150, 1265, 1388, 1735, 2116, 2300, 2530, 2645, 3470, 3817, 5060, 5290, 5819, 6325, 6940, 7634, 7981, 8675, 10580, 11638, 12650, 13225, 15268, 15962, 17350, 19085, 23276, 25300, 26450, 29095, 31924, 34700, 38170, 39905, 52900, 58190, 76340, 79810, 87791, 95425, 116380, 145475, 159620, 175582, 183563, 190850, 199525, 290950, 351164, 367126, 381700, 399050, 438955, 581900, 734252, 798100, 877910, 917815, 1755820, 1835630, 2019193, 2194775, 3671260, 4038386, 4389550, 4589075, 8076772, 8779100, 9178150, 10095965, 18356300, 20191930, 40383860, 50479825, 100959650, 201919300]

約数ペア:

[(1, 201919300), (2, 100959650), (4, 50479825), (5, 40383860), (10, 20191930), (11, 18356300), (20, 10095965), (22, 9178150), (23, 8779100), (25, 8076772), (44, 4589075), (46, 4389550), (50, 4038386), (55, 3671260), (92, 2194775), (100, 2019193), (110, 1835630), (115, 1755820), (220, 917815), (230, 877910), (253, 798100), (275, 734252), (347, 581900), (460, 438955), (506, 399050), (529, 381700), (550, 367126), (575, 351164), (694, 290950), (1012, 199525), (1058, 190850), (1100, 183563), (1150, 175582), (1265, 159620), (1388, 145475), (1735, 116380), (2116, 95425), (2300, 87791), (2530, 79810), (2645, 76340), (3470, 58190), (3817, 52900), (5060, 39905), (5290, 38170), (5819, 34700), (6325, 31924), (6940, 29095), (7634, 26450), (7981, 25300), (8675, 23276), (10580, 19085), (11638, 17350), (12650, 15962), (13225, 15268)]