447398380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{503}}^1$

素因数の和:847

約数の個数: 96

約数和(自身を含む): 1109541888

約数和(自身を除く): 662143508

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 311, 503, 572, 622, 715, 1006, 1244, 1430, 1555, 2012, 2515, 2860, 3110, 3421, 4043, 5030, 5533, 6220, 6539, 6842, 8086, 10060, 11066, 13078, 13684, 16172, 17105, 20215, 22132, 26156, 27665, 32695, 34210, 40430, 44473, 55330, 65390, 68420, 71929, 80860, 88946, 110660, 130780, 143858, 156433, 177892, 222365, 287716, 312866, 359645, 444730, 625732, 719290, 782165, 889460, 1438580, 1564330, 1720763, 2033629, 3128660, 3441526, 4067258, 6883052, 8134516, 8603815, 10168145, 17207630, 20336290, 22369919, 34415260, 40672580, 44739838, 89479676, 111849595, 223699190, 447398380]

約数ペア:

[(1, 447398380), (2, 223699190), (4, 111849595), (5, 89479676), (10, 44739838), (11, 40672580), (13, 34415260), (20, 22369919), (22, 20336290), (26, 17207630), (44, 10168145), (52, 8603815), (55, 8134516), (65, 6883052), (110, 4067258), (130, 3441526), (143, 3128660), (220, 2033629), (260, 1720763), (286, 1564330), (311, 1438580), (503, 889460), (572, 782165), (622, 719290), (715, 625732), (1006, 444730), (1244, 359645), (1430, 312866), (1555, 287716), (2012, 222365), (2515, 177892), (2860, 156433), (3110, 143858), (3421, 130780), (4043, 110660), (5030, 88946), (5533, 80860), (6220, 71929), (6539, 68420), (6842, 65390), (8086, 55330), (10060, 44473), (11066, 40430), (13078, 34210), (13684, 32695), (16172, 27665), (17105, 26156), (20215, 22132)]