13989980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1789}}^1$

素因数の和:1838

約数の個数: 48

約数和(自身を含む): 32477760

約数和(自身を除く): 18487780

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1789, 1955, 3578, 3910, 7156, 7820, 8945, 17890, 30413, 35780, 41147, 60826, 82294, 121652, 152065, 164588, 205735, 304130, 411470, 608260, 699499, 822940, 1398998, 2797996, 3497495, 6994990, 13989980]

約数ペア:

[(1, 13989980), (2, 6994990), (4, 3497495), (5, 2797996), (10, 1398998), (17, 822940), (20, 699499), (23, 608260), (34, 411470), (46, 304130), (68, 205735), (85, 164588), (92, 152065), (115, 121652), (170, 82294), (230, 60826), (340, 41147), (391, 35780), (460, 30413), (782, 17890), (1564, 8945), (1789, 7820), (1955, 7156), (3578, 3910)]