20441700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:203

約数の個数: 144

約数和(自身を含む): 67287360

約数和(自身を除く): 46845660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 67, 75, 90, 100, 108, 113, 134, 135, 150, 180, 201, 225, 226, 268, 270, 300, 335, 339, 402, 450, 452, 540, 565, 603, 670, 675, 678, 804, 900, 1005, 1017, 1130, 1206, 1340, 1350, 1356, 1675, 1695, 1809, 2010, 2034, 2260, 2412, 2700, 2825, 3015, 3051, 3350, 3390, 3618, 4020, 4068, 5025, 5085, 5650, 6030, 6102, 6700, 6780, 7236, 7571, 8475, 9045, 10050, 10170, 11300, 12060, 12204, 15075, 15142, 15255, 16950, 18090, 20100, 20340, 22713, 25425, 30150, 30284, 30510, 33900, 36180, 37855, 45225, 45426, 50850, 60300, 61020, 68139, 75710, 76275, 90450, 90852, 101700, 113565, 136278, 151420, 152550, 180900, 189275, 204417, 227130, 272556, 305100, 340695, 378550, 408834, 454260, 567825, 681390, 757100, 817668, 1022085, 1135650, 1362780, 1703475, 2044170, 2271300, 3406950, 4088340, 5110425, 6813900, 10220850, 20441700]

約数ペア:

[(1, 20441700), (2, 10220850), (3, 6813900), (4, 5110425), (5, 4088340), (6, 3406950), (9, 2271300), (10, 2044170), (12, 1703475), (15, 1362780), (18, 1135650), (20, 1022085), (25, 817668), (27, 757100), (30, 681390), (36, 567825), (45, 454260), (50, 408834), (54, 378550), (60, 340695), (67, 305100), (75, 272556), (90, 227130), (100, 204417), (108, 189275), (113, 180900), (134, 152550), (135, 151420), (150, 136278), (180, 113565), (201, 101700), (225, 90852), (226, 90450), (268, 76275), (270, 75710), (300, 68139), (335, 61020), (339, 60300), (402, 50850), (450, 45426), (452, 45225), (540, 37855), (565, 36180), (603, 33900), (670, 30510), (675, 30284), (678, 30150), (804, 25425), (900, 22713), (1005, 20340), (1017, 20100), (1130, 18090), (1206, 16950), (1340, 15255), (1350, 15142), (1356, 15075), (1675, 12204), (1695, 12060), (1809, 11300), (2010, 10170), (2034, 10050), (2260, 9045), (2412, 8475), (2700, 7571), (2825, 7236), (3015, 6780), (3051, 6700), (3350, 6102), (3390, 6030), (3618, 5650), (4020, 5085), (4068, 5025)]