358803980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{4793}}^1$

素因数の和:5018

約数の個数: 48

約数和(自身を含む): 797338080

約数和(自身を除く): 438534100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 197, 380, 394, 788, 985, 1970, 3743, 3940, 4793, 7486, 9586, 14972, 18715, 19172, 23965, 37430, 47930, 74860, 91067, 95860, 182134, 364268, 455335, 910670, 944221, 1821340, 1888442, 3776884, 4721105, 9442210, 17940199, 18884420, 35880398, 71760796, 89700995, 179401990, 358803980]

約数ペア:

[(1, 358803980), (2, 179401990), (4, 89700995), (5, 71760796), (10, 35880398), (19, 18884420), (20, 17940199), (38, 9442210), (76, 4721105), (95, 3776884), (190, 1888442), (197, 1821340), (380, 944221), (394, 910670), (788, 455335), (985, 364268), (1970, 182134), (3743, 95860), (3940, 91067), (4793, 74860), (7486, 47930), (9586, 37430), (14972, 23965), (18715, 19172)]