1500980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 3556224

約数和(自身を除く): 2055244

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 251, 260, 299, 460, 502, 598, 1004, 1196, 1255, 1495, 2510, 2990, 3263, 5020, 5773, 5980, 6526, 11546, 13052, 16315, 23092, 28865, 32630, 57730, 65260, 75049, 115460, 150098, 300196, 375245, 750490, 1500980]

約数ペア:

[(1, 1500980), (2, 750490), (4, 375245), (5, 300196), (10, 150098), (13, 115460), (20, 75049), (23, 65260), (26, 57730), (46, 32630), (52, 28865), (65, 23092), (92, 16315), (115, 13052), (130, 11546), (230, 6526), (251, 5980), (260, 5773), (299, 5020), (460, 3263), (502, 2990), (598, 2510), (1004, 1495), (1196, 1255)]