19641180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{149}}^1$

素因数の和:200

約数の個数: 96

約数和(自身を含む): 59976000

約数和(自身を除く): 40334820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 149, 156, 169, 195, 260, 298, 338, 390, 447, 507, 596, 676, 745, 780, 845, 894, 1014, 1490, 1690, 1788, 1937, 2028, 2197, 2235, 2535, 2980, 3380, 3874, 4394, 4470, 5070, 5811, 6591, 7748, 8788, 8940, 9685, 10140, 10985, 11622, 13182, 19370, 21970, 23244, 25181, 26364, 29055, 32955, 38740, 43940, 50362, 58110, 65910, 75543, 100724, 116220, 125905, 131820, 151086, 251810, 302172, 327353, 377715, 503620, 654706, 755430, 982059, 1309412, 1510860, 1636765, 1964118, 3273530, 3928236, 4910295, 6547060, 9820590, 19641180]

約数ペア:

[(1, 19641180), (2, 9820590), (3, 6547060), (4, 4910295), (5, 3928236), (6, 3273530), (10, 1964118), (12, 1636765), (13, 1510860), (15, 1309412), (20, 982059), (26, 755430), (30, 654706), (39, 503620), (52, 377715), (60, 327353), (65, 302172), (78, 251810), (130, 151086), (149, 131820), (156, 125905), (169, 116220), (195, 100724), (260, 75543), (298, 65910), (338, 58110), (390, 50362), (447, 43940), (507, 38740), (596, 32955), (676, 29055), (745, 26364), (780, 25181), (845, 23244), (894, 21970), (1014, 19370), (1490, 13182), (1690, 11622), (1788, 10985), (1937, 10140), (2028, 9685), (2197, 8940), (2235, 8788), (2535, 7748), (2980, 6591), (3380, 5811), (3874, 5070), (4394, 4470)]