19243560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{739}}^1$

素因数の和:791

約数の個数: 128

約数和(自身を含む): 68198400

約数和(自身を除く): 48954840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 739, 744, 840, 868, 930, 1085, 1240, 1302, 1478, 1736, 1860, 2170, 2217, 2604, 2956, 3255, 3695, 3720, 4340, 4434, 5173, 5208, 5912, 6510, 7390, 8680, 8868, 10346, 11085, 13020, 14780, 15519, 17736, 20692, 22170, 22909, 25865, 26040, 29560, 31038, 41384, 44340, 45818, 51730, 62076, 68727, 77595, 88680, 91636, 103460, 114545, 124152, 137454, 155190, 160363, 183272, 206920, 229090, 274908, 310380, 320726, 343635, 458180, 481089, 549816, 620760, 641452, 687270, 801815, 916360, 962178, 1282904, 1374540, 1603630, 1924356, 2405445, 2749080, 3207260, 3848712, 4810890, 6414520, 9621780, 19243560]

約数ペア:

[(1, 19243560), (2, 9621780), (3, 6414520), (4, 4810890), (5, 3848712), (6, 3207260), (7, 2749080), (8, 2405445), (10, 1924356), (12, 1603630), (14, 1374540), (15, 1282904), (20, 962178), (21, 916360), (24, 801815), (28, 687270), (30, 641452), (31, 620760), (35, 549816), (40, 481089), (42, 458180), (56, 343635), (60, 320726), (62, 310380), (70, 274908), (84, 229090), (93, 206920), (105, 183272), (120, 160363), (124, 155190), (140, 137454), (155, 124152), (168, 114545), (186, 103460), (210, 91636), (217, 88680), (248, 77595), (280, 68727), (310, 62076), (372, 51730), (420, 45818), (434, 44340), (465, 41384), (620, 31038), (651, 29560), (739, 26040), (744, 25865), (840, 22909), (868, 22170), (930, 20692), (1085, 17736), (1240, 15519), (1302, 14780), (1478, 13020), (1736, 11085), (1860, 10346), (2170, 8868), (2217, 8680), (2604, 7390), (2956, 6510), (3255, 5912), (3695, 5208), (3720, 5173), (4340, 4434)]