416780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 1081920

約数和(自身を除く): 665140

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 229, 260, 364, 455, 458, 910, 916, 1145, 1603, 1820, 2290, 2977, 3206, 4580, 5954, 6412, 8015, 11908, 14885, 16030, 20839, 29770, 32060, 41678, 59540, 83356, 104195, 208390, 416780]

約数ペア:

[(1, 416780), (2, 208390), (4, 104195), (5, 83356), (7, 59540), (10, 41678), (13, 32060), (14, 29770), (20, 20839), (26, 16030), (28, 14885), (35, 11908), (52, 8015), (65, 6412), (70, 5954), (91, 4580), (130, 3206), (140, 2977), (182, 2290), (229, 1820), (260, 1603), (364, 1145), (455, 916), (458, 910)]