28856702980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8961709}}^1$

素因数の和:8961748

約数の個数: 48

約数和(自身を含む): 72267229440

約数和(自身を除く): 43410526460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 8961709, 17923418, 35846836, 44808545, 62731963, 89617090, 125463926, 179234180, 206119307, 250927852, 313659815, 412238614, 627319630, 824477228, 1030596535, 1254639260, 1442835149, 2061193070, 2885670298, 4122386140, 5771340596, 7214175745, 14428351490, 28856702980]

約数ペア:

[(1, 28856702980), (2, 14428351490), (4, 7214175745), (5, 5771340596), (7, 4122386140), (10, 2885670298), (14, 2061193070), (20, 1442835149), (23, 1254639260), (28, 1030596535), (35, 824477228), (46, 627319630), (70, 412238614), (92, 313659815), (115, 250927852), (140, 206119307), (161, 179234180), (230, 125463926), (322, 89617090), (460, 62731963), (644, 44808545), (805, 35846836), (1610, 17923418), (3220, 8961709)]