9864920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 24373440

約数和(自身を除く): 14508520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 311, 488, 520, 610, 622, 793, 1220, 1244, 1555, 1586, 2440, 2488, 3110, 3172, 3965, 4043, 6220, 6344, 7930, 8086, 12440, 15860, 16172, 18971, 20215, 31720, 32344, 37942, 40430, 75884, 80860, 94855, 151768, 161720, 189710, 246623, 379420, 493246, 758840, 986492, 1233115, 1972984, 2466230, 4932460, 9864920]

約数ペア:

[(1, 9864920), (2, 4932460), (4, 2466230), (5, 1972984), (8, 1233115), (10, 986492), (13, 758840), (20, 493246), (26, 379420), (40, 246623), (52, 189710), (61, 161720), (65, 151768), (104, 94855), (122, 80860), (130, 75884), (244, 40430), (260, 37942), (305, 32344), (311, 31720), (488, 20215), (520, 18971), (610, 16172), (622, 15860), (793, 12440), (1220, 8086), (1244, 7930), (1555, 6344), (1586, 6220), (2440, 4043), (2488, 3965), (3110, 3172)]