140201720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{206179}}^1$

素因数の和:206207

約数の個数: 32

約数和(自身を含む): 334011600

約数和(自身を除く): 193809880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 206179, 412358, 824716, 1030895, 1649432, 2061790, 3505043, 4123580, 7010086, 8247160, 14020172, 17525215, 28040344, 35050430, 70100860, 140201720]

約数ペア:

[(1, 140201720), (2, 70100860), (4, 35050430), (5, 28040344), (8, 17525215), (10, 14020172), (17, 8247160), (20, 7010086), (34, 4123580), (40, 3505043), (68, 2061790), (85, 1649432), (136, 1030895), (170, 824716), (340, 412358), (680, 206179)]