2578380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{877}}^1$

素因数の和:903

約数の個数: 72

約数和(自身を含む): 8407728

約数和(自身を除く): 5829348

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 877, 980, 1470, 1754, 2631, 2940, 3508, 4385, 5262, 6139, 8770, 10524, 12278, 13155, 17540, 18417, 24556, 26310, 30695, 36834, 42973, 52620, 61390, 73668, 85946, 92085, 122780, 128919, 171892, 184170, 214865, 257838, 368340, 429730, 515676, 644595, 859460, 1289190, 2578380]

約数ペア:

[(1, 2578380), (2, 1289190), (3, 859460), (4, 644595), (5, 515676), (6, 429730), (7, 368340), (10, 257838), (12, 214865), (14, 184170), (15, 171892), (20, 128919), (21, 122780), (28, 92085), (30, 85946), (35, 73668), (42, 61390), (49, 52620), (60, 42973), (70, 36834), (84, 30695), (98, 26310), (105, 24556), (140, 18417), (147, 17540), (196, 13155), (210, 12278), (245, 10524), (294, 8770), (420, 6139), (490, 5262), (588, 4385), (735, 3508), (877, 2940), (980, 2631), (1470, 1754)]