490207890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{398543}}^1$

素因数の和:398594

約数の個数: 32

約数和(自身を含む): 1205197056

約数和(自身を除く): 714989166

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 398543, 797086, 1195629, 1992715, 2391258, 3985430, 5978145, 11956290, 16340263, 32680526, 49020789, 81701315, 98041578, 163402630, 245103945, 490207890]

約数ペア:

[(1, 490207890), (2, 245103945), (3, 163402630), (5, 98041578), (6, 81701315), (10, 49020789), (15, 32680526), (30, 16340263), (41, 11956290), (82, 5978145), (123, 3985430), (205, 2391258), (246, 1992715), (410, 1195629), (615, 797086), (1230, 398543)]