40760980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{743}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 92744064

約数和(自身を除く): 51983084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 211, 260, 422, 743, 844, 1055, 1486, 2110, 2743, 2972, 3715, 4220, 5486, 7430, 9659, 10972, 13715, 14860, 19318, 27430, 38636, 48295, 54860, 96590, 156773, 193180, 313546, 627092, 783865, 1567730, 2038049, 3135460, 4076098, 8152196, 10190245, 20380490, 40760980]

約数ペア:

[(1, 40760980), (2, 20380490), (4, 10190245), (5, 8152196), (10, 4076098), (13, 3135460), (20, 2038049), (26, 1567730), (52, 783865), (65, 627092), (130, 313546), (211, 193180), (260, 156773), (422, 96590), (743, 54860), (844, 48295), (1055, 38636), (1486, 27430), (2110, 19318), (2743, 14860), (2972, 13715), (3715, 10972), (4220, 9659), (5486, 7430)]