1394490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:123

約数の個数: 64

約数和(自身を含む): 3649536

約数和(自身を除く): 2255046

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 43, 46, 47, 69, 86, 94, 115, 129, 138, 141, 215, 230, 235, 258, 282, 345, 430, 470, 645, 690, 705, 989, 1081, 1290, 1410, 1978, 2021, 2162, 2967, 3243, 4042, 4945, 5405, 5934, 6063, 6486, 9890, 10105, 10810, 12126, 14835, 16215, 20210, 29670, 30315, 32430, 46483, 60630, 92966, 139449, 232415, 278898, 464830, 697245, 1394490]

約数ペア:

[(1, 1394490), (2, 697245), (3, 464830), (5, 278898), (6, 232415), (10, 139449), (15, 92966), (23, 60630), (30, 46483), (43, 32430), (46, 30315), (47, 29670), (69, 20210), (86, 16215), (94, 14835), (115, 12126), (129, 10810), (138, 10105), (141, 9890), (215, 6486), (230, 6063), (235, 5934), (258, 5405), (282, 4945), (345, 4042), (430, 3243), (470, 2967), (645, 2162), (690, 2021), (705, 1978), (989, 1410), (1081, 1290)]