196996880

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{66553}}^1$

素因数の和:66603

約数の個数: 40

約数和(自身を含む): 470403672

約数和(自身を除く): 273406792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 66553, 133106, 266212, 332765, 532424, 665530, 1064848, 1331060, 2462461, 2662120, 4924922, 5324240, 9849844, 12312305, 19699688, 24624610, 39399376, 49249220, 98498440, 196996880]

約数ペア:

[(1, 196996880), (2, 98498440), (4, 49249220), (5, 39399376), (8, 24624610), (10, 19699688), (16, 12312305), (20, 9849844), (37, 5324240), (40, 4924922), (74, 2662120), (80, 2462461), (148, 1331060), (185, 1064848), (296, 665530), (370, 532424), (592, 332765), (740, 266212), (1480, 133106), (2960, 66553)]