147884020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{18911}}^1$

素因数の和:18960

約数の個数: 48

約数和(自身を含む): 343139328

約数和(自身を除く): 195255308

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, 18911, 37822, 75644, 94555, 189110, 321487, 378220, 434953, 642974, 869906, 1285948, 1607435, 1739812, 2174765, 3214870, 4349530, 6429740, 7394201, 8699060, 14788402, 29576804, 36971005, 73942010, 147884020]

約数ペア:

[(1, 147884020), (2, 73942010), (4, 36971005), (5, 29576804), (10, 14788402), (17, 8699060), (20, 7394201), (23, 6429740), (34, 4349530), (46, 3214870), (68, 2174765), (85, 1739812), (92, 1607435), (115, 1285948), (170, 869906), (230, 642974), (340, 434953), (391, 378220), (460, 321487), (782, 189110), (1564, 94555), (1955, 75644), (3910, 37822), (7820, 18911)]