38147980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4733}}^1$

素因数の和:4786

約数の個数: 48

約数和(自身を含む): 89074944

約数和(自身を除く): 50926964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 4733, 8060, 9466, 18932, 23665, 47330, 61529, 94660, 123058, 146723, 246116, 293446, 307645, 586892, 615290, 733615, 1230580, 1467230, 1907399, 2934460, 3814798, 7629596, 9536995, 19073990, 38147980]

約数ペア:

[(1, 38147980), (2, 19073990), (4, 9536995), (5, 7629596), (10, 3814798), (13, 2934460), (20, 1907399), (26, 1467230), (31, 1230580), (52, 733615), (62, 615290), (65, 586892), (124, 307645), (130, 293446), (155, 246116), (260, 146723), (310, 123058), (403, 94660), (620, 61529), (806, 47330), (1612, 23665), (2015, 18932), (4030, 9466), (4733, 8060)]