23172040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 55209600

約数和(自身を除く): 32037560

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 89, 92, 115, 178, 184, 230, 283, 356, 445, 460, 566, 712, 890, 920, 1132, 1415, 1780, 2047, 2264, 2830, 3560, 4094, 5660, 6509, 8188, 10235, 11320, 13018, 16376, 20470, 25187, 26036, 32545, 40940, 50374, 52072, 65090, 81880, 100748, 125935, 130180, 201496, 251870, 260360, 503740, 579301, 1007480, 1158602, 2317204, 2896505, 4634408, 5793010, 11586020, 23172040]

約数ペア:

[(1, 23172040), (2, 11586020), (4, 5793010), (5, 4634408), (8, 2896505), (10, 2317204), (20, 1158602), (23, 1007480), (40, 579301), (46, 503740), (89, 260360), (92, 251870), (115, 201496), (178, 130180), (184, 125935), (230, 100748), (283, 81880), (356, 65090), (445, 52072), (460, 50374), (566, 40940), (712, 32545), (890, 26036), (920, 25187), (1132, 20470), (1415, 16376), (1780, 13018), (2047, 11320), (2264, 10235), (2830, 8188), (3560, 6509), (4094, 5660)]