20009679720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{21817}}^1\times {\mathrm{7643}}^1$

素因数の和:29474

約数の個数: 64

約数和(自身を含む): 60039645120

約数和(自身を除く): 40029965400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 7643, 15286, 21817, 22929, 30572, 38215, 43634, 45858, 61144, 65451, 76430, 87268, 91716, 109085, 114645, 130902, 152860, 174536, 183432, 218170, 229290, 261804, 305720, 327255, 436340, 458580, 523608, 654510, 872680, 917160, 1309020, 2618040, 166747331, 333494662, 500241993, 666989324, 833736655, 1000483986, 1333978648, 1667473310, 2000967972, 2501209965, 3334946620, 4001935944, 5002419930, 6669893240, 10004839860, 20009679720]

約数ペア:

[(1, 20009679720), (2, 10004839860), (3, 6669893240), (4, 5002419930), (5, 4001935944), (6, 3334946620), (8, 2501209965), (10, 2000967972), (12, 1667473310), (15, 1333978648), (20, 1000483986), (24, 833736655), (30, 666989324), (40, 500241993), (60, 333494662), (120, 166747331), (7643, 2618040), (15286, 1309020), (21817, 917160), (22929, 872680), (30572, 654510), (38215, 523608), (43634, 458580), (45858, 436340), (61144, 327255), (65451, 305720), (76430, 261804), (87268, 229290), (91716, 218170), (109085, 183432), (114645, 174536), (130902, 152860)]