419980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 1016064

約数和(自身を除く): 596084

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 83, 92, 110, 115, 166, 220, 230, 253, 332, 415, 460, 506, 830, 913, 1012, 1265, 1660, 1826, 1909, 2530, 3652, 3818, 4565, 5060, 7636, 9130, 9545, 18260, 19090, 20999, 38180, 41998, 83996, 104995, 209990, 419980]

約数ペア:

[(1, 419980), (2, 209990), (4, 104995), (5, 83996), (10, 41998), (11, 38180), (20, 20999), (22, 19090), (23, 18260), (44, 9545), (46, 9130), (55, 7636), (83, 5060), (92, 4565), (110, 3818), (115, 3652), (166, 2530), (220, 1909), (230, 1826), (253, 1660), (332, 1265), (415, 1012), (460, 913), (506, 830)]