148787660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{2677}}^1$

素因数の和:3090

約数の個数: 48

約数和(自身を含む): 358123584

約数和(自身を除く): 209335924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 397, 794, 1588, 1985, 2677, 2779, 3970, 5354, 5558, 7940, 10708, 11116, 13385, 13895, 18739, 26770, 27790, 37478, 53540, 55580, 74956, 93695, 187390, 374780, 1062769, 2125538, 4251076, 5313845, 7439383, 10627690, 14878766, 21255380, 29757532, 37196915, 74393830, 148787660]

約数ペア:

[(1, 148787660), (2, 74393830), (4, 37196915), (5, 29757532), (7, 21255380), (10, 14878766), (14, 10627690), (20, 7439383), (28, 5313845), (35, 4251076), (70, 2125538), (140, 1062769), (397, 374780), (794, 187390), (1588, 93695), (1985, 74956), (2677, 55580), (2779, 53540), (3970, 37478), (5354, 27790), (5558, 26770), (7940, 18739), (10708, 13895), (11116, 13385)]