2011380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4789}}^1$

素因数の和:4808

約数の個数: 48

約数和(自身を含む): 6437760

約数和(自身を除く): 4426380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4789, 9578, 14367, 19156, 23945, 28734, 33523, 47890, 57468, 67046, 71835, 95780, 100569, 134092, 143670, 167615, 201138, 287340, 335230, 402276, 502845, 670460, 1005690, 2011380]

約数ペア:

[(1, 2011380), (2, 1005690), (3, 670460), (4, 502845), (5, 402276), (6, 335230), (7, 287340), (10, 201138), (12, 167615), (14, 143670), (15, 134092), (20, 100569), (21, 95780), (28, 71835), (30, 67046), (35, 57468), (42, 47890), (60, 33523), (70, 28734), (84, 23945), (105, 19156), (140, 14367), (210, 9578), (420, 4789)]