20173650380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{29581}}^1$

素因数の和:29707

約数の個数: 96

約数和(自身を含む): 47451421248

約数和(自身を除く): 27277770868

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 61, 65, 86, 122, 130, 172, 215, 244, 260, 305, 430, 559, 610, 793, 860, 1118, 1220, 1586, 2236, 2623, 2795, 3172, 3965, 5246, 5590, 7930, 10492, 11180, 13115, 15860, 26230, 29581, 34099, 52460, 59162, 68198, 118324, 136396, 147905, 170495, 295810, 340990, 384553, 591620, 681980, 769106, 1271983, 1538212, 1804441, 1922765, 2543966, 3608882, 3845530, 5087932, 6359915, 7217764, 7691060, 9022205, 12719830, 16535779, 18044410, 23457733, 25439660, 33071558, 36088820, 46915466, 66143116, 77590963, 82678895, 93830932, 117288665, 155181926, 165357790, 234577330, 310363852, 330715580, 387954815, 469154660, 775909630, 1008682519, 1551819260, 2017365038, 4034730076, 5043412595, 10086825190, 20173650380]

約数ペア:

[(1, 20173650380), (2, 10086825190), (4, 5043412595), (5, 4034730076), (10, 2017365038), (13, 1551819260), (20, 1008682519), (26, 775909630), (43, 469154660), (52, 387954815), (61, 330715580), (65, 310363852), (86, 234577330), (122, 165357790), (130, 155181926), (172, 117288665), (215, 93830932), (244, 82678895), (260, 77590963), (305, 66143116), (430, 46915466), (559, 36088820), (610, 33071558), (793, 25439660), (860, 23457733), (1118, 18044410), (1220, 16535779), (1586, 12719830), (2236, 9022205), (2623, 7691060), (2795, 7217764), (3172, 6359915), (3965, 5087932), (5246, 3845530), (5590, 3608882), (7930, 2543966), (10492, 1922765), (11180, 1804441), (13115, 1538212), (15860, 1271983), (26230, 769106), (29581, 681980), (34099, 591620), (52460, 384553), (59162, 340990), (68198, 295810), (118324, 170495), (136396, 147905)]