20805216360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{607}}^1\times {\mathrm{285629}}^1$

素因数の和:286250

約数の個数: 64

約数和(自身を含む): 62518694400

約数和(自身を除く): 41713478040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 607, 1214, 1821, 2428, 3035, 3642, 4856, 6070, 7284, 9105, 12140, 14568, 18210, 24280, 36420, 72840, 285629, 571258, 856887, 1142516, 1428145, 1713774, 2285032, 2856290, 3427548, 4284435, 5712580, 6855096, 8568870, 11425160, 17137740, 34275480, 173376803, 346753606, 520130409, 693507212, 866884015, 1040260818, 1387014424, 1733768030, 2080521636, 2600652045, 3467536060, 4161043272, 5201304090, 6935072120, 10402608180, 20805216360]

約数ペア:

[(1, 20805216360), (2, 10402608180), (3, 6935072120), (4, 5201304090), (5, 4161043272), (6, 3467536060), (8, 2600652045), (10, 2080521636), (12, 1733768030), (15, 1387014424), (20, 1040260818), (24, 866884015), (30, 693507212), (40, 520130409), (60, 346753606), (120, 173376803), (607, 34275480), (1214, 17137740), (1821, 11425160), (2428, 8568870), (3035, 6855096), (3642, 5712580), (4856, 4284435), (6070, 3427548), (7284, 2856290), (9105, 2285032), (12140, 1713774), (14568, 1428145), (18210, 1142516), (24280, 856887), (36420, 571258), (72840, 285629)]