38974700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:387

約数の個数: 72

約数和(自身を含む): 90567120

約数和(自身を除く): 51592420

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 73, 76, 95, 100, 146, 190, 281, 292, 365, 380, 475, 562, 730, 950, 1124, 1387, 1405, 1460, 1825, 1900, 2774, 2810, 3650, 5339, 5548, 5620, 6935, 7025, 7300, 10678, 13870, 14050, 20513, 21356, 26695, 27740, 28100, 34675, 41026, 53390, 69350, 82052, 102565, 106780, 133475, 138700, 205130, 266950, 389747, 410260, 512825, 533900, 779494, 1025650, 1558988, 1948735, 2051300, 3897470, 7794940, 9743675, 19487350, 38974700]

約数ペア:

[(1, 38974700), (2, 19487350), (4, 9743675), (5, 7794940), (10, 3897470), (19, 2051300), (20, 1948735), (25, 1558988), (38, 1025650), (50, 779494), (73, 533900), (76, 512825), (95, 410260), (100, 389747), (146, 266950), (190, 205130), (281, 138700), (292, 133475), (365, 106780), (380, 102565), (475, 82052), (562, 69350), (730, 53390), (950, 41026), (1124, 34675), (1387, 28100), (1405, 27740), (1460, 26695), (1825, 21356), (1900, 20513), (2774, 14050), (2810, 13870), (3650, 10678), (5339, 7300), (5548, 7025), (5620, 6935)]