20293440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21139}}^1$

素因数の和:21159

約数の個数: 56

約数和(自身を含む): 64434720

約数和(自身を除く): 44141280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 21139, 42278, 63417, 84556, 105695, 126834, 169112, 211390, 253668, 317085, 338224, 422780, 507336, 634170, 676448, 845560, 1014672, 1268340, 1352896, 1691120, 2029344, 2536680, 3382240, 4058688, 5073360, 6764480, 10146720, 20293440]

約数ペア:

[(1, 20293440), (2, 10146720), (3, 6764480), (4, 5073360), (5, 4058688), (6, 3382240), (8, 2536680), (10, 2029344), (12, 1691120), (15, 1352896), (16, 1268340), (20, 1014672), (24, 845560), (30, 676448), (32, 634170), (40, 507336), (48, 422780), (60, 338224), (64, 317085), (80, 253668), (96, 211390), (120, 169112), (160, 126834), (192, 105695), (240, 84556), (320, 63417), (480, 42278), (960, 21139)]