20306340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3049}}^1$

素因数の和:3101

約数の個数: 72

約数和(自身を含む): 63281400

約数和(自身を除く): 42975060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3049, 3330, 6098, 6660, 9147, 12196, 15245, 18294, 27441, 30490, 36588, 45735, 54882, 60980, 91470, 109764, 112813, 137205, 182940, 225626, 274410, 338439, 451252, 548820, 564065, 676878, 1015317, 1128130, 1353756, 1692195, 2030634, 2256260, 3384390, 4061268, 5076585, 6768780, 10153170, 20306340]

約数ペア:

[(1, 20306340), (2, 10153170), (3, 6768780), (4, 5076585), (5, 4061268), (6, 3384390), (9, 2256260), (10, 2030634), (12, 1692195), (15, 1353756), (18, 1128130), (20, 1015317), (30, 676878), (36, 564065), (37, 548820), (45, 451252), (60, 338439), (74, 274410), (90, 225626), (111, 182940), (148, 137205), (180, 112813), (185, 109764), (222, 91470), (333, 60980), (370, 54882), (444, 45735), (555, 36588), (666, 30490), (740, 27441), (1110, 18294), (1332, 15245), (1665, 12196), (2220, 9147), (3049, 6660), (3330, 6098)]