9807387980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1019479}}^1$

素因数の和:1019538

約数の個数: 48

約数和(自身を含む): 22779261120

約数和(自身を除く): 12971873140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 9620, 1019479, 2038958, 4077916, 5097395, 10194790, 13253227, 20389580, 26506454, 37720723, 53012908, 66266135, 75441446, 132532270, 150882892, 188603615, 265064540, 377207230, 490369399, 754414460, 980738798, 1961477596, 2451846995, 4903693990, 9807387980]

約数ペア:

[(1, 9807387980), (2, 4903693990), (4, 2451846995), (5, 1961477596), (10, 980738798), (13, 754414460), (20, 490369399), (26, 377207230), (37, 265064540), (52, 188603615), (65, 150882892), (74, 132532270), (130, 75441446), (148, 66266135), (185, 53012908), (260, 37720723), (370, 26506454), (481, 20389580), (740, 13253227), (962, 10194790), (1924, 5097395), (2405, 4077916), (4810, 2038958), (9620, 1019479)]