1553647980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{550939}}^1$

素因数の和:550998

約数の個数: 48

約数和(自身を含む): 4442780160

約数和(自身を除く): 2889132180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 550939, 1101878, 1652817, 2203756, 2754695, 3305634, 5509390, 6611268, 8264085, 11018780, 16528170, 25894133, 33056340, 51788266, 77682399, 103576532, 129470665, 155364798, 258941330, 310729596, 388411995, 517882660, 776823990, 1553647980]

約数ペア:

[(1, 1553647980), (2, 776823990), (3, 517882660), (4, 388411995), (5, 310729596), (6, 258941330), (10, 155364798), (12, 129470665), (15, 103576532), (20, 77682399), (30, 51788266), (47, 33056340), (60, 25894133), (94, 16528170), (141, 11018780), (188, 8264085), (235, 6611268), (282, 5509390), (470, 3305634), (564, 2754695), (705, 2203756), (940, 1652817), (1410, 1101878), (2820, 550939)]