20239468620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{6884173}}^1$

素因数の和:6884199

約数の個数: 72

約数和(自身を含む): 65922850224

約数和(自身を除く): 45683381604

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 6884173, 13768346, 20652519, 27536692, 34420865, 41305038, 48189211, 68841730, 82610076, 96378422, 103262595, 137683460, 144567633, 192756844, 206525190, 240946055, 289135266, 337324477, 413050380, 481892110, 578270532, 674648954, 722838165, 963784220, 1011973431, 1349297908, 1445676330, 1686622385, 2023946862, 2891352660, 3373244770, 4047893724, 5059867155, 6746489540, 10119734310, 20239468620]

約数ペア:

[(1, 20239468620), (2, 10119734310), (3, 6746489540), (4, 5059867155), (5, 4047893724), (6, 3373244770), (7, 2891352660), (10, 2023946862), (12, 1686622385), (14, 1445676330), (15, 1349297908), (20, 1011973431), (21, 963784220), (28, 722838165), (30, 674648954), (35, 578270532), (42, 481892110), (49, 413050380), (60, 337324477), (70, 289135266), (84, 240946055), (98, 206525190), (105, 192756844), (140, 144567633), (147, 137683460), (196, 103262595), (210, 96378422), (245, 82610076), (294, 68841730), (420, 48189211), (490, 41305038), (588, 34420865), (735, 27536692), (980, 20652519), (1470, 13768346), (2940, 6884173)]