208085020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2347}}^1$

素因数の和:2411

約数の個数: 96

約数和(自身を含む): 530159616

約数和(自身を除く): 322074596

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 31, 44, 52, 55, 62, 65, 110, 124, 130, 143, 155, 220, 260, 286, 310, 341, 403, 572, 620, 682, 715, 806, 1364, 1430, 1612, 1705, 2015, 2347, 2860, 3410, 4030, 4433, 4694, 6820, 8060, 8866, 9388, 11735, 17732, 22165, 23470, 25817, 30511, 44330, 46940, 51634, 61022, 72757, 88660, 103268, 122044, 129085, 145514, 152555, 258170, 291028, 305110, 335621, 363785, 516340, 610220, 671242, 727570, 800327, 945841, 1342484, 1455140, 1600654, 1678105, 1891682, 3201308, 3356210, 3783364, 4001635, 4729205, 6712420, 8003270, 9458410, 10404251, 16006540, 18916820, 20808502, 41617004, 52021255, 104042510, 208085020]

約数ペア:

[(1, 208085020), (2, 104042510), (4, 52021255), (5, 41617004), (10, 20808502), (11, 18916820), (13, 16006540), (20, 10404251), (22, 9458410), (26, 8003270), (31, 6712420), (44, 4729205), (52, 4001635), (55, 3783364), (62, 3356210), (65, 3201308), (110, 1891682), (124, 1678105), (130, 1600654), (143, 1455140), (155, 1342484), (220, 945841), (260, 800327), (286, 727570), (310, 671242), (341, 610220), (403, 516340), (572, 363785), (620, 335621), (682, 305110), (715, 291028), (806, 258170), (1364, 152555), (1430, 145514), (1612, 129085), (1705, 122044), (2015, 103268), (2347, 88660), (2860, 72757), (3410, 61022), (4030, 51634), (4433, 46940), (4694, 44330), (6820, 30511), (8060, 25817), (8866, 23470), (9388, 22165), (11735, 17732)]