24991340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:503

約数の個数: 72

約数和(自身を含む): 60328800

約数和(自身を除く): 35337460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 220, 230, 242, 253, 449, 460, 484, 506, 605, 898, 1012, 1210, 1265, 1796, 2245, 2420, 2530, 2783, 4490, 4939, 5060, 5566, 8980, 9878, 10327, 11132, 13915, 19756, 20654, 24695, 27830, 41308, 49390, 51635, 54329, 55660, 98780, 103270, 108658, 113597, 206540, 217316, 227194, 271645, 454388, 543290, 567985, 1086580, 1135970, 1249567, 2271940, 2499134, 4998268, 6247835, 12495670, 24991340]

約数ペア:

[(1, 24991340), (2, 12495670), (4, 6247835), (5, 4998268), (10, 2499134), (11, 2271940), (20, 1249567), (22, 1135970), (23, 1086580), (44, 567985), (46, 543290), (55, 454388), (92, 271645), (110, 227194), (115, 217316), (121, 206540), (220, 113597), (230, 108658), (242, 103270), (253, 98780), (449, 55660), (460, 54329), (484, 51635), (506, 49390), (605, 41308), (898, 27830), (1012, 24695), (1210, 20654), (1265, 19756), (1796, 13915), (2245, 11132), (2420, 10327), (2530, 9878), (2783, 8980), (4490, 5566), (4939, 5060)]