145298020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{839}}^1\times {\mathrm{1237}}^1$

素因数の和:2092

約数の個数: 48

約数和(自身を含む): 349413120

約数和(自身を除く): 204115100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 839, 1237, 1678, 2474, 3356, 4195, 4948, 5873, 6185, 8390, 8659, 11746, 12370, 16780, 17318, 23492, 24740, 29365, 34636, 43295, 58730, 86590, 117460, 173180, 1037843, 2075686, 4151372, 5189215, 7264901, 10378430, 14529802, 20756860, 29059604, 36324505, 72649010, 145298020]

約数ペア:

[(1, 145298020), (2, 72649010), (4, 36324505), (5, 29059604), (7, 20756860), (10, 14529802), (14, 10378430), (20, 7264901), (28, 5189215), (35, 4151372), (70, 2075686), (140, 1037843), (839, 173180), (1237, 117460), (1678, 86590), (2474, 58730), (3356, 43295), (4195, 34636), (4948, 29365), (5873, 24740), (6185, 23492), (8390, 17318), (8659, 16780), (11746, 12370)]