38448680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 90478080

約数和(自身を除く): 52029400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 101, 124, 155, 202, 248, 307, 310, 404, 505, 614, 620, 808, 1010, 1228, 1240, 1535, 2020, 2456, 3070, 3131, 4040, 6140, 6262, 9517, 12280, 12524, 15655, 19034, 25048, 31007, 31310, 38068, 47585, 62014, 62620, 76136, 95170, 124028, 125240, 155035, 190340, 248056, 310070, 380680, 620140, 961217, 1240280, 1922434, 3844868, 4806085, 7689736, 9612170, 19224340, 38448680]

約数ペア:

[(1, 38448680), (2, 19224340), (4, 9612170), (5, 7689736), (8, 4806085), (10, 3844868), (20, 1922434), (31, 1240280), (40, 961217), (62, 620140), (101, 380680), (124, 310070), (155, 248056), (202, 190340), (248, 155035), (307, 125240), (310, 124028), (404, 95170), (505, 76136), (614, 62620), (620, 62014), (808, 47585), (1010, 38068), (1228, 31310), (1240, 31007), (1535, 25048), (2020, 19034), (2456, 15655), (3070, 12524), (3131, 12280), (4040, 9517), (6140, 6262)]