17680020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7187}}^1$

素因数の和:7240

約数の個数: 48

約数和(自身を含む): 50718528

約数和(自身を除く): 33038508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 7187, 14374, 21561, 28748, 35935, 43122, 71870, 86244, 107805, 143740, 215610, 294667, 431220, 589334, 884001, 1178668, 1473335, 1768002, 2946670, 3536004, 4420005, 5893340, 8840010, 17680020]

約数ペア:

[(1, 17680020), (2, 8840010), (3, 5893340), (4, 4420005), (5, 3536004), (6, 2946670), (10, 1768002), (12, 1473335), (15, 1178668), (20, 884001), (30, 589334), (41, 431220), (60, 294667), (82, 215610), (123, 143740), (164, 107805), (205, 86244), (246, 71870), (410, 43122), (492, 35935), (615, 28748), (820, 21561), (1230, 14374), (2460, 7187)]