2019949740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2371}}^1\times {\mathrm{4733}}^1$

素因数の和:7119

約数の個数: 72

約数和(自身を含む): 6131060208

約数和(自身を除く): 4111110468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2371, 4733, 4742, 7113, 9466, 9484, 11855, 14199, 14226, 18932, 21339, 23665, 23710, 28398, 28452, 35565, 42597, 42678, 47330, 47420, 56796, 70995, 71130, 85194, 85356, 94660, 106695, 141990, 142260, 170388, 212985, 213390, 283980, 425970, 426780, 851940, 11221943, 22443886, 33665829, 44887772, 56109715, 67331658, 100997487, 112219430, 134663316, 168329145, 201994974, 224438860, 336658290, 403989948, 504987435, 673316580, 1009974870, 2019949740]

約数ペア:

[(1, 2019949740), (2, 1009974870), (3, 673316580), (4, 504987435), (5, 403989948), (6, 336658290), (9, 224438860), (10, 201994974), (12, 168329145), (15, 134663316), (18, 112219430), (20, 100997487), (30, 67331658), (36, 56109715), (45, 44887772), (60, 33665829), (90, 22443886), (180, 11221943), (2371, 851940), (4733, 426780), (4742, 425970), (7113, 283980), (9466, 213390), (9484, 212985), (11855, 170388), (14199, 142260), (14226, 141990), (18932, 106695), (21339, 94660), (23665, 85356), (23710, 85194), (28398, 71130), (28452, 70995), (35565, 56796), (42597, 47420), (42678, 47330)]