2783807960

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1\times {\mathrm{2693}}^1$

素因数の和:3348

約数の個数: 64

約数和(自身を含む): 6422280480

約数和(自身を除く): 3638472520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 601, 860, 1202, 1720, 2404, 2693, 3005, 4808, 5386, 6010, 10772, 12020, 13465, 21544, 24040, 25843, 26930, 51686, 53860, 103372, 107720, 115799, 129215, 206744, 231598, 258430, 463196, 516860, 578995, 926392, 1033720, 1157990, 1618493, 2315980, 3236986, 4631960, 6473972, 8092465, 12947944, 16184930, 32369860, 64739720, 69595199, 139190398, 278380796, 347975995, 556761592, 695951990, 1391903980, 2783807960]

約数ペア:

[(1, 2783807960), (2, 1391903980), (4, 695951990), (5, 556761592), (8, 347975995), (10, 278380796), (20, 139190398), (40, 69595199), (43, 64739720), (86, 32369860), (172, 16184930), (215, 12947944), (344, 8092465), (430, 6473972), (601, 4631960), (860, 3236986), (1202, 2315980), (1720, 1618493), (2404, 1157990), (2693, 1033720), (3005, 926392), (4808, 578995), (5386, 516860), (6010, 463196), (10772, 258430), (12020, 231598), (13465, 206744), (21544, 129215), (24040, 115799), (25843, 107720), (26930, 103372), (51686, 53860)]