2017473980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{257989}}^1$

素因数の和:258038

約数の個数: 48

約数和(自身を含む): 4680970560

約数和(自身を除く): 2663496580

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 257989, 515978, 1031956, 1289945, 2579890, 4385813, 5159780, 5933747, 8771626, 11867494, 17543252, 21929065, 23734988, 29668735, 43858130, 59337470, 87716260, 100873699, 118674940, 201747398, 403494796, 504368495, 1008736990, 2017473980]

約数ペア:

[(1, 2017473980), (2, 1008736990), (4, 504368495), (5, 403494796), (10, 201747398), (17, 118674940), (20, 100873699), (23, 87716260), (34, 59337470), (46, 43858130), (68, 29668735), (85, 23734988), (92, 21929065), (115, 17543252), (170, 11867494), (230, 8771626), (340, 5933747), (391, 5159780), (460, 4385813), (782, 2579890), (1564, 1289945), (1955, 1031956), (3910, 515978), (7820, 257989)]