23980160

素因数分解:

$2^7\times 5^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:529

約数の個数: 64

約数和(自身を含む): 58109400

約数和(自身を除く): 34129240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 320, 356, 421, 445, 640, 712, 842, 890, 1424, 1684, 1780, 2105, 2848, 3368, 3560, 4210, 5696, 6736, 7120, 8420, 11392, 13472, 14240, 16840, 26944, 28480, 33680, 37469, 53888, 56960, 67360, 74938, 134720, 149876, 187345, 269440, 299752, 374690, 599504, 749380, 1199008, 1498760, 2398016, 2997520, 4796032, 5995040, 11990080, 23980160]

約数ペア:

[(1, 23980160), (2, 11990080), (4, 5995040), (5, 4796032), (8, 2997520), (10, 2398016), (16, 1498760), (20, 1199008), (32, 749380), (40, 599504), (64, 374690), (80, 299752), (89, 269440), (128, 187345), (160, 149876), (178, 134720), (320, 74938), (356, 67360), (421, 56960), (445, 53888), (640, 37469), (712, 33680), (842, 28480), (890, 26944), (1424, 16840), (1684, 14240), (1780, 13472), (2105, 11392), (2848, 8420), (3368, 7120), (3560, 6736), (4210, 5696)]