55663540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{107}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 127643040

約数和(自身を除く): 71979500

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 107, 148, 185, 190, 214, 370, 380, 428, 535, 703, 740, 1070, 1369, 1406, 2033, 2140, 2738, 2812, 3515, 3959, 4066, 5476, 6845, 7030, 7918, 8132, 10165, 13690, 14060, 15836, 19795, 20330, 26011, 27380, 39590, 40660, 52022, 75221, 79180, 104044, 130055, 146483, 150442, 260110, 292966, 300884, 376105, 520220, 585932, 732415, 752210, 1464830, 1504420, 2783177, 2929660, 5566354, 11132708, 13915885, 27831770, 55663540]

約数ペア:

[(1, 55663540), (2, 27831770), (4, 13915885), (5, 11132708), (10, 5566354), (19, 2929660), (20, 2783177), (37, 1504420), (38, 1464830), (74, 752210), (76, 732415), (95, 585932), (107, 520220), (148, 376105), (185, 300884), (190, 292966), (214, 260110), (370, 150442), (380, 146483), (428, 130055), (535, 104044), (703, 79180), (740, 75221), (1070, 52022), (1369, 40660), (1406, 39590), (2033, 27380), (2140, 26011), (2738, 20330), (2812, 19795), (3515, 15836), (3959, 14060), (4066, 13690), (5476, 10165), (6845, 8132), (7030, 7918)]