12017920

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 29617560

約数和(自身を除く): 17599640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 229, 256, 320, 328, 410, 458, 640, 656, 820, 916, 1145, 1280, 1312, 1640, 1832, 2290, 2624, 3280, 3664, 4580, 5248, 6560, 7328, 9160, 9389, 10496, 13120, 14656, 18320, 18778, 26240, 29312, 36640, 37556, 46945, 52480, 58624, 73280, 75112, 93890, 146560, 150224, 187780, 293120, 300448, 375560, 600896, 751120, 1201792, 1502240, 2403584, 3004480, 6008960, 12017920]

約数ペア:

[(1, 12017920), (2, 6008960), (4, 3004480), (5, 2403584), (8, 1502240), (10, 1201792), (16, 751120), (20, 600896), (32, 375560), (40, 300448), (41, 293120), (64, 187780), (80, 150224), (82, 146560), (128, 93890), (160, 75112), (164, 73280), (205, 58624), (229, 52480), (256, 46945), (320, 37556), (328, 36640), (410, 29312), (458, 26240), (640, 18778), (656, 18320), (820, 14656), (916, 13120), (1145, 10496), (1280, 9389), (1312, 9160), (1640, 7328), (1832, 6560), (2290, 5248), (2624, 4580), (3280, 3664)]