535719740

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1\times {\mathrm{619}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 1140031200

約数和(自身を除く): 604311460

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 397, 436, 545, 619, 794, 1090, 1238, 1588, 1985, 2180, 2476, 3095, 3970, 6190, 7940, 12380, 43273, 67471, 86546, 134942, 173092, 216365, 245743, 269884, 337355, 432730, 491486, 674710, 865460, 982972, 1228715, 1349420, 2457430, 4914860, 26785987, 53571974, 107143948, 133929935, 267859870, 535719740]

約数ペア:

[(1, 535719740), (2, 267859870), (4, 133929935), (5, 107143948), (10, 53571974), (20, 26785987), (109, 4914860), (218, 2457430), (397, 1349420), (436, 1228715), (545, 982972), (619, 865460), (794, 674710), (1090, 491486), (1238, 432730), (1588, 337355), (1985, 269884), (2180, 245743), (2476, 216365), (3095, 173092), (3970, 134942), (6190, 86546), (7940, 67471), (12380, 43273)]