2019620940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{551809}}^1$

素因数の和:551882

約数の個数: 48

約数和(自身を含む): 5747652960

約数和(自身を除く): 3728032020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 551809, 1103618, 1655427, 2207236, 2759045, 3310854, 5518090, 6621708, 8277135, 11036180, 16554270, 33108540, 33660349, 67320698, 100981047, 134641396, 168301745, 201962094, 336603490, 403924188, 504905235, 673206980, 1009810470, 2019620940]

約数ペア:

[(1, 2019620940), (2, 1009810470), (3, 673206980), (4, 504905235), (5, 403924188), (6, 336603490), (10, 201962094), (12, 168301745), (15, 134641396), (20, 100981047), (30, 67320698), (60, 33660349), (61, 33108540), (122, 16554270), (183, 11036180), (244, 8277135), (305, 6621708), (366, 5518090), (610, 3310854), (732, 2759045), (915, 2207236), (1220, 1655427), (1830, 1103618), (3660, 551809)]