20189630580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{215563}}^1$

素因数の和:215805

約数の個数: 96

約数和(自身を含む): 64896835584

約数和(自身を除く): 44707205004

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 223, 420, 446, 669, 892, 1115, 1338, 1561, 2230, 2676, 3122, 3345, 4460, 4683, 6244, 6690, 7805, 9366, 13380, 15610, 18732, 23415, 31220, 46830, 93660, 215563, 431126, 646689, 862252, 1077815, 1293378, 1508941, 2155630, 2586756, 3017882, 3233445, 4311260, 4526823, 6035764, 6466890, 7544705, 9053646, 12933780, 15089410, 18107292, 22634115, 30178820, 45268230, 48070549, 90536460, 96141098, 144211647, 192282196, 240352745, 288423294, 336493843, 480705490, 576846588, 672987686, 721058235, 961410980, 1009481529, 1345975372, 1442116470, 1682469215, 2018963058, 2884232940, 3364938430, 4037926116, 5047407645, 6729876860, 10094815290, 20189630580]

約数ペア:

[(1, 20189630580), (2, 10094815290), (3, 6729876860), (4, 5047407645), (5, 4037926116), (6, 3364938430), (7, 2884232940), (10, 2018963058), (12, 1682469215), (14, 1442116470), (15, 1345975372), (20, 1009481529), (21, 961410980), (28, 721058235), (30, 672987686), (35, 576846588), (42, 480705490), (60, 336493843), (70, 288423294), (84, 240352745), (105, 192282196), (140, 144211647), (210, 96141098), (223, 90536460), (420, 48070549), (446, 45268230), (669, 30178820), (892, 22634115), (1115, 18107292), (1338, 15089410), (1561, 12933780), (2230, 9053646), (2676, 7544705), (3122, 6466890), (3345, 6035764), (4460, 4526823), (4683, 4311260), (6244, 3233445), (6690, 3017882), (7805, 2586756), (9366, 2155630), (13380, 1508941), (15610, 1293378), (18732, 1077815), (23415, 862252), (31220, 646689), (46830, 431126), (93660, 215563)]