15225860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{373}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 34746096

約数和(自身を除く): 19520236

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 314, 373, 628, 746, 785, 1492, 1570, 1865, 2041, 3140, 3730, 4082, 4849, 7460, 8164, 9698, 10205, 19396, 20410, 24245, 40820, 48490, 58561, 96980, 117122, 234244, 292805, 585610, 761293, 1171220, 1522586, 3045172, 3806465, 7612930, 15225860]

約数ペア:

[(1, 15225860), (2, 7612930), (4, 3806465), (5, 3045172), (10, 1522586), (13, 1171220), (20, 761293), (26, 585610), (52, 292805), (65, 234244), (130, 117122), (157, 96980), (260, 58561), (314, 48490), (373, 40820), (628, 24245), (746, 20410), (785, 19396), (1492, 10205), (1570, 9698), (1865, 8164), (2041, 7460), (3140, 4849), (3730, 4082)]