39703540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{641}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 88441920

約数和(自身を除く): 48738380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 163, 190, 326, 380, 641, 652, 815, 1282, 1630, 2564, 3097, 3205, 3260, 6194, 6410, 12179, 12388, 12820, 15485, 24358, 30970, 48716, 60895, 61940, 104483, 121790, 208966, 243580, 417932, 522415, 1044830, 1985177, 2089660, 3970354, 7940708, 9925885, 19851770, 39703540]

約数ペア:

[(1, 39703540), (2, 19851770), (4, 9925885), (5, 7940708), (10, 3970354), (19, 2089660), (20, 1985177), (38, 1044830), (76, 522415), (95, 417932), (163, 243580), (190, 208966), (326, 121790), (380, 104483), (641, 61940), (652, 60895), (815, 48716), (1282, 30970), (1630, 24358), (2564, 15485), (3097, 12820), (3205, 12388), (3260, 12179), (6194, 6410)]