1796678920

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{521}}^1\times {\mathrm{1181}}^1$

素因数の和:1786

約数の個数: 64

約数和(自身を含む): 4109246640

約数和(自身を除く): 2312567720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 521, 584, 730, 1042, 1181, 1460, 2084, 2362, 2605, 2920, 4168, 4724, 5210, 5905, 9448, 10420, 11810, 20840, 23620, 38033, 47240, 76066, 86213, 152132, 172426, 190165, 304264, 344852, 380330, 431065, 615301, 689704, 760660, 862130, 1230602, 1521320, 1724260, 2461204, 3076505, 3448520, 4922408, 6153010, 12306020, 24612040, 44916973, 89833946, 179667892, 224584865, 359335784, 449169730, 898339460, 1796678920]

約数ペア:

[(1, 1796678920), (2, 898339460), (4, 449169730), (5, 359335784), (8, 224584865), (10, 179667892), (20, 89833946), (40, 44916973), (73, 24612040), (146, 12306020), (292, 6153010), (365, 4922408), (521, 3448520), (584, 3076505), (730, 2461204), (1042, 1724260), (1181, 1521320), (1460, 1230602), (2084, 862130), (2362, 760660), (2605, 689704), (2920, 615301), (4168, 431065), (4724, 380330), (5210, 344852), (5905, 304264), (9448, 190165), (10420, 172426), (11810, 152132), (20840, 86213), (23620, 76066), (38033, 47240)]