20636300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 48434400

約数和(自身を除く): 27798100

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 61, 68, 85, 100, 122, 170, 199, 244, 305, 340, 398, 425, 610, 796, 850, 995, 1037, 1220, 1525, 1700, 1990, 2074, 3050, 3383, 3980, 4148, 4975, 5185, 6100, 6766, 9950, 10370, 12139, 13532, 16915, 19900, 20740, 24278, 25925, 33830, 48556, 51850, 60695, 67660, 84575, 103700, 121390, 169150, 206363, 242780, 303475, 338300, 412726, 606950, 825452, 1031815, 1213900, 2063630, 4127260, 5159075, 10318150, 20636300]

約数ペア:

[(1, 20636300), (2, 10318150), (4, 5159075), (5, 4127260), (10, 2063630), (17, 1213900), (20, 1031815), (25, 825452), (34, 606950), (50, 412726), (61, 338300), (68, 303475), (85, 242780), (100, 206363), (122, 169150), (170, 121390), (199, 103700), (244, 84575), (305, 67660), (340, 60695), (398, 51850), (425, 48556), (610, 33830), (796, 25925), (850, 24278), (995, 20740), (1037, 19900), (1220, 16915), (1525, 13532), (1700, 12139), (1990, 10370), (2074, 9950), (3050, 6766), (3383, 6100), (3980, 5185), (4148, 4975)]