19600490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:232

約数の個数: 96

約数和(自身を含む): 47056464

約数和(自身を除く): 27455974

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 49, 65, 70, 85, 91, 98, 119, 130, 170, 181, 182, 221, 238, 245, 362, 442, 455, 490, 595, 637, 833, 905, 910, 1105, 1190, 1267, 1274, 1547, 1666, 1810, 2210, 2353, 2534, 3077, 3094, 3185, 4165, 4706, 6154, 6335, 6370, 7735, 8330, 8869, 10829, 11765, 12670, 15385, 15470, 16471, 17738, 21539, 21658, 23530, 30770, 32942, 40001, 43078, 44345, 54145, 80002, 82355, 88690, 107695, 108290, 115297, 150773, 164710, 200005, 215390, 230594, 280007, 301546, 400010, 560014, 576485, 753865, 1152970, 1400035, 1507730, 1960049, 2800070, 3920098, 9800245, 19600490]

約数ペア:

[(1, 19600490), (2, 9800245), (5, 3920098), (7, 2800070), (10, 1960049), (13, 1507730), (14, 1400035), (17, 1152970), (26, 753865), (34, 576485), (35, 560014), (49, 400010), (65, 301546), (70, 280007), (85, 230594), (91, 215390), (98, 200005), (119, 164710), (130, 150773), (170, 115297), (181, 108290), (182, 107695), (221, 88690), (238, 82355), (245, 80002), (362, 54145), (442, 44345), (455, 43078), (490, 40001), (595, 32942), (637, 30770), (833, 23530), (905, 21658), (910, 21539), (1105, 17738), (1190, 16471), (1267, 15470), (1274, 15385), (1547, 12670), (1666, 11765), (1810, 10829), (2210, 8869), (2353, 8330), (2534, 7735), (3077, 6370), (3094, 6335), (3185, 6154), (4165, 4706)]