2389240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:101

約数の個数: 96

約数和(自身を含む): 6648480

約数和(自身を除く): 4259240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 53, 56, 70, 92, 98, 106, 115, 140, 161, 184, 196, 212, 230, 245, 265, 280, 322, 371, 392, 424, 460, 490, 530, 644, 742, 805, 920, 980, 1060, 1127, 1219, 1288, 1484, 1610, 1855, 1960, 2120, 2254, 2438, 2597, 2968, 3220, 3710, 4508, 4876, 5194, 5635, 6095, 6440, 7420, 8533, 9016, 9752, 10388, 11270, 12190, 12985, 14840, 17066, 20776, 22540, 24380, 25970, 34132, 42665, 45080, 48760, 51940, 59731, 68264, 85330, 103880, 119462, 170660, 238924, 298655, 341320, 477848, 597310, 1194620, 2389240]

約数ペア:

[(1, 2389240), (2, 1194620), (4, 597310), (5, 477848), (7, 341320), (8, 298655), (10, 238924), (14, 170660), (20, 119462), (23, 103880), (28, 85330), (35, 68264), (40, 59731), (46, 51940), (49, 48760), (53, 45080), (56, 42665), (70, 34132), (92, 25970), (98, 24380), (106, 22540), (115, 20776), (140, 17066), (161, 14840), (184, 12985), (196, 12190), (212, 11270), (230, 10388), (245, 9752), (265, 9016), (280, 8533), (322, 7420), (371, 6440), (392, 6095), (424, 5635), (460, 5194), (490, 4876), (530, 4508), (644, 3710), (742, 3220), (805, 2968), (920, 2597), (980, 2438), (1060, 2254), (1127, 2120), (1219, 1960), (1288, 1855), (1484, 1610)]