19618320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1901}}^1$

素因数の和:1960

約数の個数: 80

約数和(自身を含む): 62263872

約数和(自身を除く): 42645552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 1901, 2064, 2580, 3440, 3802, 5160, 5703, 7604, 9505, 10320, 11406, 15208, 19010, 22812, 28515, 30416, 38020, 45624, 57030, 76040, 81743, 91248, 114060, 152080, 163486, 228120, 245229, 326972, 408715, 456240, 490458, 653944, 817430, 980916, 1226145, 1307888, 1634860, 1961832, 2452290, 3269720, 3923664, 4904580, 6539440, 9809160, 19618320]

約数ペア:

[(1, 19618320), (2, 9809160), (3, 6539440), (4, 4904580), (5, 3923664), (6, 3269720), (8, 2452290), (10, 1961832), (12, 1634860), (15, 1307888), (16, 1226145), (20, 980916), (24, 817430), (30, 653944), (40, 490458), (43, 456240), (48, 408715), (60, 326972), (80, 245229), (86, 228120), (120, 163486), (129, 152080), (172, 114060), (215, 91248), (240, 81743), (258, 76040), (344, 57030), (430, 45624), (516, 38020), (645, 30416), (688, 28515), (860, 22812), (1032, 19010), (1290, 15208), (1720, 11406), (1901, 10320), (2064, 9505), (2580, 7604), (3440, 5703), (3802, 5160)]