20045280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41761}}^1$

素因数の和:41779

約数の個数: 48

約数和(自身を含む): 63144144

約数和(自身を除く): 43098864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 41761, 83522, 125283, 167044, 208805, 250566, 334088, 417610, 501132, 626415, 668176, 835220, 1002264, 1252830, 1336352, 1670440, 2004528, 2505660, 3340880, 4009056, 5011320, 6681760, 10022640, 20045280]

約数ペア:

[(1, 20045280), (2, 10022640), (3, 6681760), (4, 5011320), (5, 4009056), (6, 3340880), (8, 2505660), (10, 2004528), (12, 1670440), (15, 1336352), (16, 1252830), (20, 1002264), (24, 835220), (30, 668176), (32, 626415), (40, 501132), (48, 417610), (60, 334088), (80, 250566), (96, 208805), (120, 167044), (160, 125283), (240, 83522), (480, 41761)]