20123557560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3288163}}^1$

素因数の和:3288197

約数の個数: 96

約数和(自身を含む): 69248733840

約数和(自身を除く): 49125176280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 6120, 3288163, 6576326, 9864489, 13152652, 16440815, 19728978, 26305304, 29593467, 32881630, 39457956, 49322445, 55898771, 59186934, 65763260, 78915912, 98644890, 111797542, 118373868, 131526520, 147967335, 167696313, 197289780, 223595084, 236747736, 279493855, 295934670, 335392626, 394579560, 447190168, 503088939, 558987710, 591869340, 670785252, 838481565, 1006177878, 1117975420, 1183738680, 1341570504, 1676963130, 2012355756, 2235950840, 2515444695, 3353926260, 4024711512, 5030889390, 6707852520, 10061778780, 20123557560]

約数ペア:

[(1, 20123557560), (2, 10061778780), (3, 6707852520), (4, 5030889390), (5, 4024711512), (6, 3353926260), (8, 2515444695), (9, 2235950840), (10, 2012355756), (12, 1676963130), (15, 1341570504), (17, 1183738680), (18, 1117975420), (20, 1006177878), (24, 838481565), (30, 670785252), (34, 591869340), (36, 558987710), (40, 503088939), (45, 447190168), (51, 394579560), (60, 335392626), (68, 295934670), (72, 279493855), (85, 236747736), (90, 223595084), (102, 197289780), (120, 167696313), (136, 147967335), (153, 131526520), (170, 118373868), (180, 111797542), (204, 98644890), (255, 78915912), (306, 65763260), (340, 59186934), (360, 55898771), (408, 49322445), (510, 39457956), (612, 32881630), (680, 29593467), (765, 26305304), (1020, 19728978), (1224, 16440815), (1530, 13152652), (2040, 9864489), (3060, 6576326), (6120, 3288163)]