19769300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:461

約数の個数: 72

約数和(自身を含む): 47106360

約数和(自身を除く): 27337060

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 29, 34, 50, 58, 68, 85, 100, 116, 145, 170, 290, 340, 401, 425, 493, 580, 725, 802, 850, 986, 1450, 1604, 1700, 1972, 2005, 2465, 2900, 4010, 4930, 6817, 8020, 9860, 10025, 11629, 12325, 13634, 20050, 23258, 24650, 27268, 34085, 40100, 46516, 49300, 58145, 68170, 116290, 136340, 170425, 197693, 232580, 290725, 340850, 395386, 581450, 681700, 790772, 988465, 1162900, 1976930, 3953860, 4942325, 9884650, 19769300]

約数ペア:

[(1, 19769300), (2, 9884650), (4, 4942325), (5, 3953860), (10, 1976930), (17, 1162900), (20, 988465), (25, 790772), (29, 681700), (34, 581450), (50, 395386), (58, 340850), (68, 290725), (85, 232580), (100, 197693), (116, 170425), (145, 136340), (170, 116290), (290, 68170), (340, 58145), (401, 49300), (425, 46516), (493, 40100), (580, 34085), (725, 27268), (802, 24650), (850, 23258), (986, 20050), (1450, 13634), (1604, 12325), (1700, 11629), (1972, 10025), (2005, 9860), (2465, 8020), (2900, 6817), (4010, 4930)]