344817140

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{2593}}^1$

素因数の和:2772

約数の個数: 48

約数和(自身を含む): 743025360

約数和(自身を除く): 398208220

約数列:

[1, 2, 4, 5, 10, 20, 61, 109, 122, 218, 244, 305, 436, 545, 610, 1090, 1220, 2180, 2593, 5186, 6649, 10372, 12965, 13298, 25930, 26596, 33245, 51860, 66490, 132980, 158173, 282637, 316346, 565274, 632692, 790865, 1130548, 1413185, 1581730, 2826370, 3163460, 5652740, 17240857, 34481714, 68963428, 86204285, 172408570, 344817140]

約数ペア:

[(1, 344817140), (2, 172408570), (4, 86204285), (5, 68963428), (10, 34481714), (20, 17240857), (61, 5652740), (109, 3163460), (122, 2826370), (218, 1581730), (244, 1413185), (305, 1130548), (436, 790865), (545, 632692), (610, 565274), (1090, 316346), (1220, 282637), (2180, 158173), (2593, 132980), (5186, 66490), (6649, 51860), (10372, 33245), (12965, 26596), (13298, 25930)]