20296433620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{26449}}^1$

素因数の和:26573

約数の個数: 96

約数和(自身を含む): 47111047200

約数和(自身を除く): 26814613580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 61, 68, 74, 85, 122, 148, 170, 185, 244, 305, 340, 370, 610, 629, 740, 1037, 1220, 1258, 2074, 2257, 2516, 3145, 4148, 4514, 5185, 6290, 9028, 10370, 11285, 12580, 20740, 22570, 26449, 38369, 45140, 52898, 76738, 105796, 132245, 153476, 191845, 264490, 383690, 449633, 528980, 767380, 899266, 978613, 1613389, 1798532, 1957226, 2248165, 3226778, 3914452, 4496330, 4893065, 6453556, 8066945, 8992660, 9786130, 16133890, 16636421, 19572260, 27427613, 32267780, 33272842, 54855226, 59695393, 66545684, 83182105, 109710452, 119390786, 137138065, 166364210, 238781572, 274276130, 298476965, 332728420, 548552260, 596953930, 1014821681, 1193907860, 2029643362, 4059286724, 5074108405, 10148216810, 20296433620]

約数ペア:

[(1, 20296433620), (2, 10148216810), (4, 5074108405), (5, 4059286724), (10, 2029643362), (17, 1193907860), (20, 1014821681), (34, 596953930), (37, 548552260), (61, 332728420), (68, 298476965), (74, 274276130), (85, 238781572), (122, 166364210), (148, 137138065), (170, 119390786), (185, 109710452), (244, 83182105), (305, 66545684), (340, 59695393), (370, 54855226), (610, 33272842), (629, 32267780), (740, 27427613), (1037, 19572260), (1220, 16636421), (1258, 16133890), (2074, 9786130), (2257, 8992660), (2516, 8066945), (3145, 6453556), (4148, 4893065), (4514, 4496330), (5185, 3914452), (6290, 3226778), (9028, 2248165), (10370, 1957226), (11285, 1798532), (12580, 1613389), (20740, 978613), (22570, 899266), (26449, 767380), (38369, 528980), (45140, 449633), (52898, 383690), (76738, 264490), (105796, 191845), (132245, 153476)]