28698320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{7321}}^1$

素因数の和:7348

約数の個数: 60

約数和(自身を含む): 77627844

約数和(自身を除く): 48929524

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 7321, 14642, 29284, 36605, 51247, 58568, 73210, 102494, 117136, 146420, 204988, 256235, 292840, 358729, 409976, 512470, 585680, 717458, 819952, 1024940, 1434916, 1793645, 2049880, 2869832, 3587290, 4099760, 5739664, 7174580, 14349160, 28698320]

約数ペア:

[(1, 28698320), (2, 14349160), (4, 7174580), (5, 5739664), (7, 4099760), (8, 3587290), (10, 2869832), (14, 2049880), (16, 1793645), (20, 1434916), (28, 1024940), (35, 819952), (40, 717458), (49, 585680), (56, 512470), (70, 409976), (80, 358729), (98, 292840), (112, 256235), (140, 204988), (196, 146420), (245, 117136), (280, 102494), (392, 73210), (490, 58568), (560, 51247), (784, 36605), (980, 29284), (1960, 14642), (3920, 7321)]