19403460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{373}}^1$

素因数の和:422

約数の個数: 108

約数和(自身を含む): 62690628

約数和(自身を除く): 43287168

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 289, 306, 340, 373, 510, 578, 612, 746, 765, 867, 1020, 1119, 1156, 1445, 1492, 1530, 1734, 1865, 2238, 2601, 2890, 3060, 3357, 3468, 3730, 4335, 4476, 5202, 5595, 5780, 6341, 6714, 7460, 8670, 10404, 11190, 12682, 13005, 13428, 16785, 17340, 19023, 22380, 25364, 26010, 31705, 33570, 38046, 52020, 57069, 63410, 67140, 76092, 95115, 107797, 114138, 126820, 190230, 215594, 228276, 285345, 323391, 380460, 431188, 538985, 570690, 646782, 970173, 1077970, 1141380, 1293564, 1616955, 1940346, 2155940, 3233910, 3880692, 4850865, 6467820, 9701730, 19403460]

約数ペア:

[(1, 19403460), (2, 9701730), (3, 6467820), (4, 4850865), (5, 3880692), (6, 3233910), (9, 2155940), (10, 1940346), (12, 1616955), (15, 1293564), (17, 1141380), (18, 1077970), (20, 970173), (30, 646782), (34, 570690), (36, 538985), (45, 431188), (51, 380460), (60, 323391), (68, 285345), (85, 228276), (90, 215594), (102, 190230), (153, 126820), (170, 114138), (180, 107797), (204, 95115), (255, 76092), (289, 67140), (306, 63410), (340, 57069), (373, 52020), (510, 38046), (578, 33570), (612, 31705), (746, 26010), (765, 25364), (867, 22380), (1020, 19023), (1119, 17340), (1156, 16785), (1445, 13428), (1492, 13005), (1530, 12682), (1734, 11190), (1865, 10404), (2238, 8670), (2601, 7460), (2890, 6714), (3060, 6341), (3357, 5780), (3468, 5595), (3730, 5202), (4335, 4476)]