39211220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 84587328

約数和(自身を除く): 45376108

約数列:

[1, 2, 4, 5, 10, 20, 73, 107, 146, 214, 251, 292, 365, 428, 502, 535, 730, 1004, 1070, 1255, 1460, 2140, 2510, 5020, 7811, 15622, 18323, 26857, 31244, 36646, 39055, 53714, 73292, 78110, 91615, 107428, 134285, 156220, 183230, 268570, 366460, 537140, 1960561, 3921122, 7842244, 9802805, 19605610, 39211220]

約数ペア:

[(1, 39211220), (2, 19605610), (4, 9802805), (5, 7842244), (10, 3921122), (20, 1960561), (73, 537140), (107, 366460), (146, 268570), (214, 183230), (251, 156220), (292, 134285), (365, 107428), (428, 91615), (502, 78110), (535, 73292), (730, 53714), (1004, 39055), (1070, 36646), (1255, 31244), (1460, 26857), (2140, 18323), (2510, 15622), (5020, 7811)]