2872380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{977}}^1$

素因数の和:1003

約数の個数: 72

約数和(自身を含む): 9365328

約数和(自身を除く): 6492948

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, 977, 980, 1470, 1954, 2931, 2940, 3908, 4885, 5862, 6839, 9770, 11724, 13678, 14655, 19540, 20517, 27356, 29310, 34195, 41034, 47873, 58620, 68390, 82068, 95746, 102585, 136780, 143619, 191492, 205170, 239365, 287238, 410340, 478730, 574476, 718095, 957460, 1436190, 2872380]

約数ペア:

[(1, 2872380), (2, 1436190), (3, 957460), (4, 718095), (5, 574476), (6, 478730), (7, 410340), (10, 287238), (12, 239365), (14, 205170), (15, 191492), (20, 143619), (21, 136780), (28, 102585), (30, 95746), (35, 82068), (42, 68390), (49, 58620), (60, 47873), (70, 41034), (84, 34195), (98, 29310), (105, 27356), (140, 20517), (147, 19540), (196, 14655), (210, 13678), (245, 11724), (294, 9770), (420, 6839), (490, 5862), (588, 4885), (735, 3908), (977, 2940), (980, 2931), (1470, 1954)]